12 Days of Christmas
28th
51st
1,628th
11th
99 Bottles of Beer
139th29th51st
43rd
95th
507th8th
403rd
3rd
37th
Abundant Numbers
277th153rd661st373rd
134th68th131st
258th362nd236th
88th273rd284th299th237th
330th238th267th1st99th
204th157th199th41st12th141st289th600th474th90th281st39th263rd57th333rd59th
55th135th
161st268th
219th
296th
Abundant Numbers (Long)
323rd184th435th494th
71st152nd
312th
94th
79th446th255th512th426th
510th304th302nd1st119th
262nd116th197th40th12th178th277th885th653rd75th145th
33rd504th38th
53rd154th
277th324th
456th
308th
Arabic to Roman
181st22nd
76th
236th
265th
75th1st
131st
Arithmetic Numbers
305th
43rd
6th
48th
Arrows
39th44th71st
32nd
50th
70th
414th4th40th
6th
25th
19th
Ascending Primes
40th
102nd
68th
86th
44th
66th
12th
38th
ASCII Table
200th
28th
203rd
3rd
134th
19th
brainfuck
85th
113th165th
3rd
115th
Catalan Numbers
1st
337th
346th
202nd371st356th449th454th443rd421st
554th12th242nd
1,080th153rd227th
278th
199th369th42nd
127th
129th
415th
611th
Catalan’s Constant
90th
110th
83rd
72nd82nd
101st148th3rd
73rd
63rd
52nd
Christmas Trees
147th40th203rd
152nd
31st180th137th
91st
1,433rd9th36th
71st145th
227th64th42nd116th
249th
25th
21st
281st
140th
Collatz
132nd116th333rd235th
35th99th93rd
101st
128th321st244th315th
447th
541st37th419th
304th112th6th456th
284th
454th110th109th449th
378th444th216th
53rd272nd
420th
313th
441st
CSS Colors
147th
439th
131st86th
1st
42nd
69th
461st
109th
Cubes
144th
128th
Day of Week
756th
332nd241st486th
293rd
400th659th610th560th645th
403rd
1,181st151st
439th
682nd779th270th1st944th67th280th573rd
214th
Diamonds
196th
86th
72nd
31st
114th
24th77th
76th103rd
164th30th50th
8th
92nd
14th
213th
Divisors
2,505th1,021st941st
416th817th
1,110th2,027th2,253rd664th
720th1,490th987th912th945th
1,006th
790th
502nd1st926th3,963rd364th1,078th546th
1,053rd1,254th1,049th470th
699th1,512th28th553rd381st
426th599th
1,112th1,711th
1,250th
870th
Emirp Numbers
258th
458th
344th699th
59th108th187th
475th412th126th
159th309th277th167th296th133rd383rd390th190th
316th
391st1,075th15th131st
144th348th361st490th262nd78th79th244th9th227th76th
35th212th322nd
253rd548th954th291st
293rd
Emirp Numbers (Long)
44th
66th
33rd
28th53rd
50th
15th
72nd
Emojify
83rd72nd84th
37th
44th
113th
217th29th26th
290th
427th293rd
3rd
51st
21st
Evil Numbers
2,916th1,356th494th395th604th626th
230th350th394th592nd670th999th403rd495th377th774th609th705th605th518th808th537th586th41st389th199th631st362nd192nd366th1st398th483rd861st774th343rd345th229th648th50th517th231st
226th370th811th771st437th723rd1,874th600th
643rd
Evil Numbers (Long)
616th349th563rd645th
319th270th304th388th445th
278th396th259th594th396th632nd676th619th635th433rd468th37th352nd86th611th335th108th301st1st346th461st637th577th257th315th247th497th46th395th244th
117th608th
678th439th584th
558th
554th
Farey Sequence
226th
157th125th117th
66th
214th164th
202nd
755th39th
136th
5th
Fibonacci
214th3,919th981st427th1,264th2,353rd
373rd466th670th1,207th3,582nd2,839th983rd1,138th409th1,963rd1,182nd2,126th1,119th4,855th1,128th1,155th783rd1st433rd
2,894th508th236th535th2,083rd550th988th2,241st2,029th399th402nd391st1,288th46th779th222nd
365th
1,266th2,173rd2,192nd
1,095th2,320th1,958th
Fizz Buzz
5,128th7,176th1,360th744th2,089th1,492nd
700th3,425th1,504th1,727th2,044th
1,438th1,561st1,283rd2,084th2,024th2,028th1,502nd
3,328th
1,488th1st1,352nd
2,009th754th139th1,732nd
1,277th1,373rd2,642nd3,794th134th622nd26th4,408th62nd1,537th123rd
542nd1,345th
3,201st1,340th2,037th
2,748th3,584th2,030th
Foo Fizz Buzz Bar
679th
1,164th
338th
563rd
675th
493rd
638th371st530th336th
515th
267th305th272nd1,173rd9th
235th
476th
541st
Forsyth–Edwards Notation
155th
47th
32nd
4th
25th
18th
8th
Fractions
305th
195th698th228th
417th
338th
476th
275th
758th160th223rd
254th325th
493rd
179th
10th
360th
Game of Life
799th
182nd
67th
Gijswijt’s Sequence
147th
33rd
31st
70th
62nd
349th19th
52nd
129th7th44th
8th
16th
28th
Happy Numbers
387th
279th
449th1,031st
153rd196th307th
418th657th181st
208th516th465th361st397th218th448th500th201st26th290th
332nd230th98th157th1st271st311th542nd548th730th189th148th346th34th529th576th
109th241st
510th314th839th1,195th341st
428th
Happy Numbers (Long)
206th
402nd460th
130th133rd
128th
105th295th253rd274th
390th522nd192nd2nd
304th151st50th92nd16th607th259th
421st146th
10th330th341st
77th187th
278th262nd
294th
221st
Hexdump
68th
132nd
18th
5th
Intersection
78th
21st
119th
43rd
Inventory Sequence
57th238th168th
77th83rd126th
161st
52nd176th
222nd214th1st109th
328th837th98th173rd
104th
255th573rd110th233rd
36th
157th
137th
168th
ISBN
47th
196th
234th
157th
816th21st63rd
117th
258th
30th
27th
25th
280th
Jacobi Symbol
131st
13th
80th
97th
Kolakoski Constant
118th
159th
12th
Kolakoski Sequence
28th
250th68th
461st
76th125th
758th381st
115th246th234th
189th
93rd35th
1,000th47th139th1st170th260th
441st184th281st
155th
58th163rd
188th
207th
Leap Years
1,063rd1,037th350th468th
70th94th192nd257th1,408th2,969th368th697th71st409th318th252nd241st948th484th197th248th1st162nd
794th100th103rd85th9th91st181st462nd393rd55th201st20th567th44th178th49th
64th800th
1,199th186th372nd
226th
261st
Levenshtein Distance
509th
116th198th
231st
76th
97th
3rd
322nd
Leyland Numbers
168th
206th
1st272nd
330th
134th
25th
143rd
191st
ln 2
243rd
156th
236th255th
216th234th
631st140th108th
3rd
152nd342nd28th
154th
196th
Look and Say
1,102nd
85th
113th222nd
33rd111th
11th
24th170th153rd
49th
Lucky Numbers
116th
67th113th126th
80th
70th
256th
568th56th
30th
14th
24th
Lucky Tickets
79th
269th
185th
57th
223rd
13th
71st
242nd
Maze
106th
76th
Medal Tally
195th
46th
Morse Decoder
46th
30th
16th
N Queens
22nd
4th
24th
Niven Numbers
101st2,490th648th977th1,105th1,098th
263rd406th617th678th1,049th1,489th465th2,026th284th1,069th958th941st860th779th1,283rd995th1,022nd1st380th
664th495th136th339th1,850th
553rd1,231st1,202nd128th356th121st995th50th513th107th
260th519th
1,097th590th928th2,640th794th
880th
Niven Numbers (Long)
290th527th573rd637th
336th245th280th758th1,129th
221st
90th583rd503rd656th533rd624th713th592nd506th20th320th
367th301st150th194th
278th468th644th650th80th236th166th737th57th342nd46th
106th358th
799th430th488th
549th
466th
Number Spiral
143rd
74th
27th
165th
Odious Numbers
2,509th1,401st333rd299th479th934th
200th253rd420th782nd556th883rd603rd398th229th681st510th583rd527th382nd689th442nd346th39th271st156th426th262nd241st248th1st266th334th815th595th226th228th192nd496th48th353rd197th
193rd276th692nd676th305th982nd2,137th480th
549th
Odious Numbers (Long)
271st285th518th624th
276th229th375th352nd384th
221st311th209th558th359th582nd692nd563rd592nd418th405th37th302nd134th554th262nd158th225th1st272nd463rd615th526th206th228th196th449th46th285th413th
168th583rd
639th345th515th
471st
476th
Ordinal Numbers
440th
176th
1,212th50th
199th
158th
286th
116th
102nd
127th3rd
Pangram Grep
167th
472nd
150th440th
1st190th
1,462nd64th140th
448th745th
987th
548th33rd
59th
60th
258th
Pascal’s Triangle
312th469th516th
214th236th310th419th708th
198th
344th
486th807th491st
488th
350th
1st457th1,684th248th220th1st
443rd546th195th318th208th342nd479th53rd222nd119th
150th299th
427th503rd
452nd
482nd
Pernicious Numbers
1,647th646th430th879th1,122nd
292nd396th591st619th1,048th1,141st370th825th268th910th761st842nd744th1,029th970th1,052nd781st1st
112th688th519th162nd360th27th
557th979th930th240th334th138th850th41st718th202nd
219th478th1,199th904th435th634th1,778th
694th
Pernicious Numbers (Long)
442nd302nd360th361st
144th191st234th206th255th
130th
81st333rd312th344th365th295th392nd307th350th
1st318th214th91st142nd1st209th354th393rd472nd112th164th430th262nd35th276th78th
105th238th
415th267th326th
321st
328th
Prime Numbers
385th
630th1,015th876th1,151st
294th419th
723rd739th1,230th521st1,186th441st877th720th709th683rd245th985th1,224th585th225th353rd1st661st379th180th422nd1st
632nd989th1,218th339th875th299th675th122nd514th228th
271st426th932nd1,933rd607th856th2,277th823rd2,226th739th
Prime Numbers (Long)
371st
557th
770th869th
365th402nd
435th774th
742nd636th730th846th173rd818th755th593rd170th414th1st716th430th199th679th1st541st663rd811th978th516th690th375th705th110th384th923rd
330th472nd
884th1,016th
764th
619th
Proximity Grid
103rd
40th
156th
QR Decoder
50th
Quine
1st
4,186th281st1,998th2,075th2,201st556th1,534th1,608th2,859th
2,902nd661st1,740th1,940th
1,819th4,101st4,874th626th
154th744th
3,921st250th1,471st1st1,348th1,757th1,962nd1,796th557th3,102nd4,041st1,906th171st2,094th614th
485th3,602nd3,391st1,844th2,303rd1,781st
2,175th
Recamán
163rd
279th168th118th
73rd
1,093rd17th96th
106th160th
6th
150th
Repeating Decimals
57th
17th
1st
51st
Reverse Polish Notation
185th
221st
1st
73rd
191st
56th
84th
Rijndael S-box
47th
Rock-paper-scissors-Spock-lizard
26th
17th
7th
3rd
Roman to Arabic
142nd152nd225th
150th
159th
255th418th
25th
279th
233rd
633rd75th157th
209th347th
168th97th231st211th
47th1st148th
186th
ROT13
11th
152nd
Rule 110
65th
51st134th
43rd83rd
3rd
100th
18th
159th
Seven Segment
275th
81st
140th
11th31st
103rd
8th
12th
16th
Sierpiński Triangle
104th
79th
31st111th96th
176th
47th136th144th
744th7th
123rd
14th40th72nd208th114th
25th
161st
91st
Smith Numbers
19th
3rd
12th
Spelling Numbers
1st
268th
76th
127th
Star Wars Opening Crawl
39th
14th
Sudoku
185th
167th
Sudoku (Fill-in)
35th
15th
Time Distance
18th
4th
Tongue-twisters
378th
100th
197th
545th104th267th
76th
135th
Transpose Sentence
176th
42nd
83rd
66th
United States
42nd
23rd2nd
Vampire Numbers
104th
830th
817th
73rd
95th
Van Eck Sequence
311th
106th137th162nd
249th
359th248th202nd
224th1st166th
850th41st301st
141st182nd
290th76th
13th456th
63rd
184th
Zodiac Signs
204th
62nd
14th
5th
19th
γ
93rd
57th1st
69th
50th
475th
λ
35th
347th
36th
15th
1,564th
π
151st
145th315th290th
164th185th
196th
4th
766th91st23rd
200th
113th229th74th
106th
97th
311th
τ
193rd
127th396th260th
190th204th
234th
4th
645th98th25th
139th
216th64th
84th
68th
351st
φ
295th
199th530th
438th347th302nd309th
408th162nd256th162nd
974th144th100th
15th
336th38th
10th
86th
196th
477th
√2
348th
230th
459th414th378th380th
352nd226th315th3rd
1,215th212th166th
13th
393rd40th
150th
157th
265th
403rd
𝑒
337th
230th745th417th345th366th306th324th
432nd228th482nd1st
963rd183rd19th
264th
378th336th69th
298th
174th
333rd