12 Days of Christmas
166th
803rd
495th
1,934th597th
2,579th
1,694th202nd
239th
162nd
25th744th190th
590th45th
106th242nd1,391st
259th
866th
24 Game
253rd
99 Bottles of Beer
836th
695th
274th
1,236th
476th
57th
349th157th
132nd
101st685th361st
134th196th
29th138th262nd
68th
669th
Abundant Numbers
117th
812th1,996th1,311th2,217th578th1,457th662nd990th902nd1,084th
325th1,123rd1,009th395th
1,115th2,443rd
737th43rd1,849th
1,859th
368th319th
80th1,205th2,372nd668th
1,233rd455th1,451st832nd331st
18th286th1,736th437th
1,495th260th
1,170th
Abundant Numbers (Long)
115th
319th478th
502nd
706th1,241st
906th
68th527th755th818th
662nd509th
1,012th84th
207th
385th177th
3rd134th346th1,107th
1,478th109th811th1,244th54th
29th377th439th118th
226th280th
357th
Arabic to Roman
175th
544th
778th
14th
206th
64th
283rd293rd
566th
183rd
Arithmetic Numbers
112th
386th392nd
921st
549th
153rd358th
103rd
77th333rd351st676th
730th3rd
103rd254th515th
432nd
Arrows
146th
204th
387th
82nd
224th
186th116th
84th
253rd
215th143rd63rd147th
310th6th
58th
356th
79th
Ascending Primes
287th
796th
235th
288th
41st
66th
358th
31st
334th
127th
ASCII Table
103rd
137th
702nd
204th
703rd
112th237th
587th
96th
408th192nd
93rd453rd175th
98th111th
102nd
666th
107th
257th
Billiards
19th
brainfuck
65th
122nd
224th
433rd
113th
198th
137th
362nd114th
87th
306th
504th35th280th179th
115th23rd
20th158th338th
106th
Card Number Validation
65th
364th
291st
39th62nd
111th86th
153rd305th
357th
29th
Catalan Numbers
1st
632nd
471st
544th
352nd536th
345th
468th660th
556th196th416th13th
122nd
1,131st492nd528th526th
442nd28th
96th
101st
476th
Catalan’s Constant
53rd
140th
295th
85th
2nd
57th119th
51st
222nd
76th
Christmas Trees
553rd
161st
483rd
390th
80th
250th
338th247th
1,715th295th
264th
148th139th387th
775th
563rd228th
89th
473rd
713th
199th
Collatz
73rd
637th242nd
557th
939th
724th
324th444th597th
556th425th
1,015th536th
300th
4th192nd
307th219th291st513th
688th205th
321st75th
215th762nd34th
354th
460th
CSS Colors
545th
275th
211th
192nd2nd253rd
61st505th
228th
Cubes
63rd
399th
126th
156th
168th
Day of Week
586th
552nd
746th
348th
406th
276th605th
85th
377th391st900th
1st650th58th
487th
711th
368th
DFA Simulator
262nd
34th
93rd
13th
55th58th
146th3rd
40th
17th
102nd
Diamonds
197th
104th
353rd
234th
79th
344th151st
378th
474th
442nd159th213th416th
169th175th
65th
571st628th
339th
232nd
Divisors
171st
2,205th839th1,652nd4,232nd885th172nd1,631st1,611th
1,313th
977th848th
743rd
2,250th877th
1,038th355th194th1,380th1st730th344th129th1,341st
18th256th856th1,339th
836th163rd
1,004th34th
27th2,457th933rd290th
917th820th
717th
Emirp Numbers
631st
462nd
797th598th
708th221st191st
640th
109th
367th682nd
757th1,815th46th675th
805th
488th259th726th260th
741st
133rd273rd
70th1,020th657th
389th
552nd
Emirp Numbers (Long)
85th
151st
549th
45th156th
22nd175th
213th
350th95th121st123rd
237th
49th477th268th
88th
Emojify
15th
88th
129th
275th
202nd
Evil Numbers
184th
798th2,174th769th1,210th615th
1,409th664th1,152nd
339th1,080th
1,111th2,424th492nd914th1,522nd801st1,606th1,365th2,578th161st2,179th
412th1,206th
1st989th2,373rd819th1,177th1,076th914th1,770th543rd40th
194th1,344th1,406th1,347th
2,329th2,165th975th
1,047th
Evil Numbers (Long)
68th
707th549th787th
274th
1,080th
720th
234th489th
896th670th291st530th1,082nd553rd1,002nd871st
69th1,062nd
366th1,032nd
1st456th924th738th949th981st532nd929th415th102nd
86th705th772nd853rd
521st480th
535th
Factorial Factorisation
18th
64th
307th
144th
265th
2nd102nd145th
61st
134th104th
14th73rd243rd
94th
Farey Sequence
113th
149th338th
268th
412th
306th
168th333rd
29th165th
207th252nd321st
72nd
178th4th
420th240th69th
287th
Fibonacci
190th5,258th3,207th1,710th2,251st5,901st1,762nd390th570th3,480th4,864th3,316th2,336th338th1,821st1,033rd1,959th902nd1,106th911th3,355th920th1st359th2,921st2,685th2,637th620th198th1,876th4,647th1,853rd464th2,434th2,057th2,561st2,527th332nd1,724th1,739th53rd
44th1,876th311th
2,345th1,959th2,014th880th7,898th1,758th3,690th
Fizz Buzz
579th
569th4,131st2,202nd2,251st1,431st2,110th1,522nd3,831st
3,116th1,246th1,335th1,720th1,852nd1,901st7,968th5,065th2,208th
3,662nd4,920th1,360th6,301st5,494th1,348th596th21st796th2,778th4,514th590th3,842nd4,231st
3,767th479th4,479th3,844th551st
439th4,829th2,798th1,961st
1,645th1,970th
1,958th
Foo Fizz Buzz Bar
312th
789th435th
808th
1,649th
153rd
855th
876th
1,660th456th
1,746th
1,719th862nd
528th173rd
391st853rd912th
1,711th114th729th730th2nd
143rd
1,452nd
268th
453rd
Forsyth–Edwards Notation
60th
139th
348th
87th
180th162nd
74th190th264th
21st
164th
117th
27th
69th
Fractions
314th
423rd
1,005th
508th
283rd
197th449th
574th
493rd
289th
677th794th489th
361st278th
118th391st10th
273rd
Game of Life
210th
109th
27th
297th
Gijswijt’s Sequence
66th
116th120th
182nd
88th
272nd
54th95th
61st
48th69th
85th218th197th
137th
107th34th
7th281st108th
70th
Happy Numbers
703rd1,006th
746th885th994th921st
1,089th250th608th
735th339th
174th
421st888th
561st1,648th
868th
766th541st
305th769th818th647th
932nd907th
145th403rd
37th595th1,090th1,229th
1,513th287th
231st
Happy Numbers (Long)
101st
232nd280th
689th
252nd
58th733rd
246th
161st322nd
131st374th
249th
115th
2nd127th534th283rd
795th
216th43rd
25th272nd462nd
246th
235th
Hexdump
119th
82nd
78th
294th162nd
62nd203rd142nd
114th20th
57th
417th
66th
Intersection
201st
223rd
127th
191st
375th201st
74th305th215th
608th11th
40th
316th
109th
Inventory Sequence
23rd
165th349th
301st
317th445th
461st
401st
530th
306th238th
214th
223rd60th
32nd379th131st271st
408th430th
285th74th
368th119th309th
311th
ISBN
7th
93rd
594th
203rd
559th
166th
500th350th
374th
50th129th
2nd114th310th360th
683rd
292nd6th
201st243rd693rd
202nd
337th
Jacobi Symbol
154th
279th
428th
102nd
105th
67th
19th
164th
97th253rd135th
360th344th
156th48th
118th
394th
69th
Kaprekar Numbers
357th
215th
Kolakoski Constant
8th
138th
128th
221st
51st
114th
58th
70th
38th
Kolakoski Sequence
21st
342nd486th922nd617th
632nd
257th
112th528th
329th
276th290th
336th85th
298th581st
225th484th
1st328th513th417th
187th303rd
274th138th
204th346th110th
291st
241st
Leap Years
83rd
1,104th1,888th200th2,162nd608th
291st926th
544th
100th394th485th187th
210th856th
137th227th1,042nd
704th
31st418th
508th424th745th1,836th
85th566th11th338th347th
4th495th1,178th523rd
1,167th
306th
Levenshtein Distance
602nd
364th
102nd158th
88th
399th
204th196th420th
30th
621st405th
359th
52nd
780th
Leyland Numbers
335th617th
885th
97th
600th
160th
141st299th
357th
314th269th
504th
137th209th573rd
223rd4th
212th267th568th
170th
ln 2
142nd
454th
293rd
125th
203rd
229th249th
112th
218th276th292nd
3rd
161st26th
344th266th143rd
246th
Look and Say
126th
204th
500th
282nd
454th
327th
171st
262nd240th
563rd230th
199th
131st
38th183rd292nd223rd
48th
310th377th
58th196th113th
228th
222nd
Lucky Numbers
33rd
151st91st
84th
154th
148th
59th199th
112th
119th163rd
103rd
219th
52nd128th
144th235th
4th96th117th255th
142nd334th182nd10th
50th191st156th
134th
Lucky Tickets
158th
137th
338th
94th
153rd
186th144th
46th
115th107th208th
110th7th
44th
253rd
72nd
Mahjong
13th
Maze
58th
Medal Tally
118th
155th
146th
109th116th
99th
204th79th126th
163rd46th
10th69th258th
169th
Morse Decoder
29th
298th
113th
335th
134th
47th81st125th
144th84th
40th67th234th
184th
Morse Encoder
39th
465th
186th
91st
121st
136th
140th
28th81st334th
Musical Chords
196th
N Queens
38th
8th
Niven Numbers
189th1,650th276th1,089th550th2,034th702nd824th899th1,384th1,039th331st
247th850th
709th1,145th952nd2,089th1,255th869th1,559th286th2,827th1,430th1,124th490th57th951st1,017th382nd308th518th964th1,171st182nd587th479th809th195th
40th1,122nd1,600th356th
884th732nd1,241st
684th1,694th
Niven Numbers (Long)
786th1,505th1,399th445th526th
545th301st586th930th
175th
129th1,213th
360th550th338th565th868th797th950th809th
221st322nd667th266th252nd146th2nd597th528th637th673rd
1,062nd429th32nd
20th577th74th418th
538th376th863rd
1,160th949th
Number Spiral
231st
183rd
257th
371st
19th
7th
509th195th
26th
299th
Odious Numbers
120th
269th1,674th456th1,160th387th
1,201st584th915th
215th1,078th
793rd2,076th712th769th
1,040th1,107th2,205th121st1,436th
355th1,085th
1st640th692nd663rd800th1,009th698th1,840th412th38th
154th1,182nd1,208th1,014th
2,154th1,954th1,130th
725th
Odious Numbers (Long)
103rd
248th528th725th
393rd
848th
580th
181st525th
807th
251st481st912th509th790th788th
104th1,064th
207th880th
1st408th623rd769th611th904th1,075th775th347th36th
124th894th713th798th
474th863rd
498th
Ordinal Numbers
142nd
459th
1,083rd
781st
515th
463rd455th
524th
560th331st
535th826th
411th
86th248th
36th189th593rd449th
145th876th
445th155th
97th358th363rd
2nd
339th
588th
PalindromemordnilaP
142nd
363rd
320th
170th66th
296th
222nd261st
32nd
69th
119th
Pangram Grep
423rd
1,226th397th
1,233rd
515th
336th716th
97th
596th510th
242nd431st600th
671st
450th
84th429th220th550th
387th9th
233rd895th202nd
419th
609th
Partition Numbers
13th
115th
44th
Pascal’s Triangle
114th
339th
1,952nd
910th
721st
471st983rd
844th
797th598th
535th
1st806th
329th214th
1st159th589th384th
323rd44th
59th497th395th
461st
759th
Pernicious Numbers
216th524th361st721st498th1,602nd421st334th469th781st854th888th
217th742nd
683rd646th841st772nd978th569th1st1,366th1,191st106th1,168th595th152nd1,170th664th21st311th448th809th758th192nd258th131st671st34th
92nd932nd408th380th
1,572nd734th513th827th
550th995th
Pernicious Numbers (Long)
112th
445th271st
310th
327th
61st
122nd574th
1st648th
683rd
165th362nd364th457th
161st35th
32nd311th251st
510th
Poker
72nd
Prime Numbers
319th
1,334th1,539th1,081st2,211th462nd
1,137th639th1,015th
1,458th1,083rd
573rd
223rd1,812th1,869th
1,583rd289th3,435th1st515th
151st1,939th
1st331st1,514th1,462nd
276th1,080th
504th105th
193rd1,212th1,146th845th
1,613th2,312th843rd
593rd
Prime Numbers (Long)
313th
862nd870th
789th
804th
483rd
570th772nd
581st
144th922nd1,054th
1,214th810th
1st558th
897th1,010th845th1st438th535th825th
874th
652nd96th
139th1,159th282nd392nd
640th
498th
Proximity Grid
268th
QR Decoder
119th
Quine
1st3,897th251st1,918th3,109th2,067th4,117th1,369th3,927th2,863rd3,473rd2,840th608th1,551st1,835th
1,691st3,868th1,543rd577th
3,371st686th1,949th
1,853rd1,489th223rd1,609th1,427th
1,260th1,642nd1,801st1,745th515th2,887th3,812th1,767th161st
566th2,392nd444th3,410th3,222nd1,712th2,148th1,666th4,831st
2,179th1,927th
Recamán
45th
195th262nd
298th
469th
56th286th
203rd
115th284th
196th
154th
21st199th
107th136th144th385th
516th174th
282nd5th
19th176th37th
352nd
129th
Repeating Decimals
48th
101st
235th
64th116th122nd
86th13th
1st
91st
83rd
Reverse Polish Notation
134th
669th
239th
241st
92nd192nd
1st
355th
211th
450th88th171st187th
159th
311th69th
517th269th637th
212th
Reversi
263rd
32nd
166th
190th
80th
181st38th
19th
172nd
71st
Rijndael S-box
249th
328th
72nd
70th270th
190th
219th
43rd
Rock-paper-scissors-Spock-lizard
34th
878th
110th
87th
399th114th
36th217th
105th43rd
12th
647th
262nd
Roman to Arabic
410th
863rd
237th
100th
53rd
359th
725th390th
385th
329th14th
356th
435th
230th
ROT13
89th
248th
292nd
Rule 110
77th
132nd
498th
274th
105th
161st167th
310th
112th309th141st
654th
94th44th
140th122nd33rd
88th
Scrambled Sort
67th
Set
255th
40th
136th
Seven Segment
71st
225th
448th
137th
117th
220th139th
45th100th194th
214th
372nd25th
30th432nd
408th
Sierpiński Triangle
36th
387th
295th
333rd
381st
196th
150th179th
487th
298th328th244th
350th
294th143rd
4th312th362nd
Smith Numbers
26th
223rd
108th
123rd
61st
215th262nd
13th97th
168th
187th86th329th113th
190th35th
14th
307th
46th
Spelling Numbers
186th
523rd1st
171st211th
116th
285th
256th188th
80th
143rd
Star Wars Opening Crawl
255th
18th
227th
Sudoku
43rd
Sudoku (Fill-in)
34th
Ten-pin Bowling
220th
297th
57th
309th
206th
210th
132nd77th112th
102nd39th
10th
Tic-tac-toe
297th
31st
84th
Time Distance
142nd
276th
41st
79th
43rd197th180th
93rd106th
350th
Tongue-twisters
988th
370th
253rd
941st121st
102nd
592nd
210th
658th
60th
Transpose Sentence
184th
429th
275th
97th
126th
477th391st
51st178th278th
236th
United States
198th
373rd
433rd
391st
201st
105th
170th402nd8th345th
361st
Vampire Numbers
79th
28th
181st191st
123rd
169th
225th
150th35th
10th
336th
78th
Van Eck Sequence
26th
220th369th
298th
264th
101st285th387th236th
148th280th
1st578th
219th
66th128th
308th249th294th453rd
62nd69th
157th13th
83rd218th51st
217th
162nd
Zeckendorf Representation
48th
217th
128th
87th
250th219th
136th20th
17th107th206th
167th
Zodiac Signs
35th
136th
85th113th
73rd120th133rd
86th
293rd
68th
γ
1st
λ
583rd
285th
21st
π
277th
382nd
409th
462nd
427th246th
303rd
234th239th
478th487th
138th
262nd
7th
118th204th243rd
138th
107th70th
396th
349th
193rd
τ
237th
352nd
378th
411th
390th
343rd
197th247th
438th455th
203rd
149th
7th
147th231st246th
104th
100th53rd
265th251st316th
162nd
φ
226th
393rd
704th
248th
357th612th
318th
342nd
608th210th
152nd
677th176th
189th
266th336th381st
39th
227th12th
7th378th273rd
353rd
√2
213th
468th
559th
288th
242nd684th
341st
395th422nd
686th216th
331st
398th
116th
314th370th421st
88th
227th4th
112th416th317th
203rd
𝑒
355th
460th
1,235th
321st
243rd670th
288th
421st360th
772nd389th
188th
144th
17th465th240th427th533rd
199th
225th60th
132nd374th136th
332nd