12 Days of Christmas
40th
494th
320th
21st
34th
24 Game
5th
124th
54th
4th
3rd
99 Bottles of Beer
83rd
246th
167th
44th
43rd
Abundant Numbers
777th
468th
215th
747th
1,423rd
2,025th
55th
591st
564th101st239th
2,138th
381st
9th701st
Abundant Numbers (Long)
1,152nd
322nd
90th
1,799th
101st
637th
915th3rd433rd
1,410th
66th
529th424th
Arabic to Roman
200th24th276th
78th
214th
133rd2nd
324th
112th
Arithmetic Numbers
68th
76th
491st
1,363rd
835th163rd
3rd
78th
Arrows
32nd
98th
85th
8th
113th
Ascending Primes
57th
330th
241st
116th
12th
112th
ASCII Table
23rd
56th
262nd
2nd
69th
Billiards
142nd
131st20th
12th
17th
28th
60th
7th
10th
brainfuck
1,212th
39th
118th
149th
17th
230th
Calendar
30th
103rd
216th
2nd
55th
Card Number Validation
81st
31st
145th
48th
65th
480th
3rd
60th
Catalan Numbers
556th912th
431st863rd311th
902nd391st
520th896th
569th
680th422nd208th
145th1,607th
524th
1,490th
478th
30th
121st
653rd
562nd
Catalan’s Constant
149th
62nd
158th
163rd
2nd
119th
54th
176th
Christmas Trees
136th
55th
139th
27th
323rd
Collatz
362nd
228th
165th
4th
314th
169th
627th
Continued Fractions
208th243rd160th
31st
76th
83rd
210th87th
103rd
5th
2nd
CSS Colors
42nd
147th
128th
187th
1st
94th
63rd
154th
Cubes
38th
358th
67th
100th
186th
Day of Week
208th
518th501st
259th
379th
463rd
339th
382nd
614th116th
401st
414th
1st
68th
181st
DFA Simulator
12th
39th
222nd
7th
52nd
Diamonds
30th
248th
88th
2nd
197th
Divisors
1,296th2,551st897th
2,063rd
732nd2,492nd423rd
2,735th
984th
215th954th1,002nd
1,175th1,754th
791st292nd
1,152nd1,182nd2,419th
36th280th
1,014th329th1,499th
Emirp Numbers
480th708th
272nd146th
516th
115th
425th
540th578th402nd924th
100th
191st
488th
266th948th
Emirp Numbers (Long)
36th
202nd
161st
98th
14th
127th
Emojify
29th
39th
64th
4th
90th
Evil Numbers
2,486th
2,764th1,746th
833rd756th900th562nd
915th855th467th392nd1,356th601st1,267th
489th3,360th
1,127th873rd1,792nd1,156th1,852nd199th
747th516th2,740th2,485th1st754th
50th2,128th2,235th
226th1,250th434th680th
2,798th
4,263rd
Evil Numbers (Long)
1,258th
752nd940th
495th351st364th357th
272nd368th258th615th388th
338th1,619th
608th1,161st725th
88th
410th286th
1,455th1st877th
46th1,052nd1,671st
890th654th405th
966th
Factorial Factorisation
64th
101st
92nd
19th
22nd
Farey Sequence
386th
90th555th
51st536th88th
508th
192nd
31st
206th
3rd
424th394th217th
Fibonacci
2,725th2,562nd2,298th2,327th
806th451st656th4,372nd3,198th4,035th3,207th2,568th394th1,910th1,128th2,799th
2,996th4,779th4,539th
2,705th766th1st2,595th418th
2,820th494th232nd2,006th5,045th2,074th2,050th536th2,600th2,225th3,009th2,766th3,351st376th1,231st56th4,600th2,025th
1,155th742nd2,143rd
973rd
Fizz Buzz
4,920th3,836th
2,187th1,482nd
487th2,078th763rd2,181st3,157th
751st1,173rd1,244th1,774th
4,919th2,008th
3,349th1,700th5,308th
1,283rd7,550th1,890th589th23rd718th1,615th
1,335th1,651st1,890th
4,326th507th428th
3rd1,194th1,595th
2,726th1,930th1,899th
1,591st1,875th7,902nd
1,992nd
Foo Fizz Buzz Bar
374th1,052nd
865th
122nd
321st471st
2,226th
336th1,486th
179th533rd213th1,063rd
438th
369th
2,040th139th395th
2nd291st1,383rd
176th
2,246th
Forsyth–Edwards Notation
61st
316th
137th
40th
319th
Fractions
156th
291st
227th
300th302nd
310th
96th
10th
Game of Life
113th
160th
517th
167th
61st
145th
Gijswijt’s Sequence
22nd
143rd
176th
6th
39th
Gray Code Decoder
66th
97th
16th
89th
37th
163rd
Gray Code Encoder
128th
114th
180th
221st
30th
57th
Happy Numbers
1,111th
308th114th
80th
194th
503rd
372nd582nd435th1,029th636th
612th
451st156th
6th
35th798th
777th
2,071st
Happy Numbers (Long)
532nd
66th
68th
566th
136th
130th362nd
3rd
482nd
Hexdump
15th
214th
85th
3rd
60th
Hilbert Curve
9th
145th
94th
12th
6th
Intersection
48th
258th
127th
15th
19th
Inventory Sequence
775th
77th
476th
170th
294th
43rd
370th
ISBN
48th
442nd
199th
6th
528th
Jacobi Symbol
60th
220th
16th
148th
56th
234th
Kaprekar Numbers
155th
77th
104th
113th
266th
20th
34th
62nd
57th
Kolakoski Constant
180th
14th
119th
232nd
66th
23rd
5th
Kolakoski Sequence
81st
233rd
109th
1st274th
31st
46th
Leap Years
1,068th
893rd
543rd1,730th
272nd1,727th60th
2,150th
203rd
408th857th
281st
78th
1,417th
11th
178th
553rd
1,370th
Levenshtein Distance
472nd
148th
74th198th
59th
360th
266th
19th
6th
3rd
Leyland Numbers
84th
259th
214th
4th
310th
ln 2
156th
259th
82nd
252nd
3rd
28th
78th
Look and Say
335th
70th
344th
245th
466th
198th
77th
Lucky Numbers
76th
477th
285th
13th
295th
Lucky Tickets
97th
49th
219th
38th
135th
9th
206th
Mahjong
20th
121st
161st
43rd
36th
73rd
Mandelbrot
40th
14th
28th
118th
126th
96th
3rd
11th
Maze
44th
225th
227th
23rd
159th
Medal Tally
31st
272nd
59th
3rd
266th
Minesweeper
11th
30th
140th
17th
65th
Morse Decoder
15th
44th
51st
2nd
110th
Morse Encoder
44th
64th
114th
25th
6th
Multitap Input
20th
21st
53rd
9th
3rd
Musical Chords
36th
119th
37th
19th
120th
N Queens
56th
184th
48th
22nd
86th
Niven Numbers
1,076th1,377th1,863rd1,526th1,183rd555th3,386th268th955th452nd1,074th
1,305th389th1,938th294th877th716th803rd1,340th1,464th1,451st2,353rd1,433rd
737th1,798th1,532nd338th
2,068th641st76th1,644th1,163rd467th687th367th571st1,028th1,343rd1,603rd665th1,577th
8th612th58th1,602nd199th409th1,212th1,756th2,384th1,007th785th
1,409th3,802nd756th2,186th
Niven Numbers (Long)
1,802nd1,671st505th415th
801st220th773rd811th
193rd1,391st153rd1,281st783rd1,571st752nd547th392nd1,664th886th
762nd1,082nd
921st
732nd57th
172nd2nd430th689th423rd631st781st247th1,611th
34th1,030th21st
73rd297th878th
776th408th908th
857th
1,261st1,008th
Number Spiral
147th
171st
947th
126th
91st
180th
Odious Numbers
2,505th
2,139th1,660th
611th680th709th646th
773rd508th355th240th1,300th457th867th
1,018th2,811th
1,151st589th1,206th844th1,654th156th
535th384th2,153rd2,074th1st640th
48th1,952nd2,029th
195th1,033rd551st567th
2,317th
Odious Numbers (Long)
1,615th
645th1,003rd
621st326th497th340th
223rd306th211th634th354th
286th1,457th
511th936th699th
136th
390th241st
1,401st1st543rd
46th1,254th1,390th
841st664th483rd
949th
Ordinal Numbers
830th
300th
318th
168th
988th
46th
667th
258th
213th
200th
187th2nd
PalindromemordnilaP
211th
46th
186th
297th
105th
64th
196th
137th
27th
12th
39th
20th
Pangram Grep
742nd
280th
116th
375th918th
1,576th
1,216th
298th
56th827th533rd
252nd
720th
1,418th
9th331st655th
350th725th
802nd
Partition Numbers
220th384th241st87th796th247th118th262nd65th353rd697th19th370th86th157th226th253rd
359th
351st206th107th153rd188th281st
199th160th49th
433rd
103rd77th101st180th161st68th213th31st
6th486th
34th91st367th
124th128th
121st
162nd202nd
Pascal’s Triangle
749th
124th
504th
902nd
195th
1st
588th237th
117th338th
414th558th
53rd151st651st
439th
Pernicious Numbers
1,009th1,764th611th1,378th798th464th2,693rd275th358th562nd914th1,311th1,084th338th1,270th251st839th685th750th1,025th813th1,150th1,003rd1,142nd1,166th705th1st1,182nd1,613th127th1,417th480th177th1,385th781st531st739th412th537th897th859th223rd302nd153rd
42nd678th113th
217th434th1,044th1,204th1,783rd394th599th
927th2,982nd653rd1,262nd
Pernicious Numbers (Long)
470th
199th
186th280th302nd314th685th
121st655th73rd404th275th529th
479th141st1,020th
449th371st119th175th676th1st706th288th84th
219th1st235th181st253rd364th
425th
39th
304th201st512th
Poker
10th
57th
71st
9th
34th
Polyominoes
74th
133rd
113th
86th
118th
Prime Numbers
1,376th2,288th
1,239th4,498th
1,570th581st
991st432nd
506th
617th933rd
253rd
1,202nd2,051st1,152nd687th348th1st
180th
1,935th1st628th394th1,662nd
325th
122nd
226th
242nd416th
729th
Prime Numbers (Long)
1,115th
1,261st1,278th
428th
504th
875th
178th
1,273rd1,163rd656th
1st
204th
1,009th1st579th
112th
905th
337th457th
Proximity Grid
42nd
179th
187th
26th
66th
QR Decoder
51st
143rd
213th
29th
76th
Quine
1st5,502nd
4,191st282nd
1,542nd
3,148th3,007th
2,710th666th2,683rd1,947th2,048th1,827th
4,054th630th
1,657th154th2,068th749th2,012th2,811th1,617th251st1,734th1,481st
2,491st776th3,143rd1,962nd1,804th561st
1,900th171st
618th
487th3,611th1,936th
1,852nd
3,429th
3,870th
2,913th
Recamán
65th
375th
193rd
6th
489th
Repeating Decimals
40th
71st
85th
14th
37th
Reverse Polish Notation
85th
343rd
356th
1st
172nd
54th
550th
Reversi
16th
38th
57th
47th
4th
Rijndael S-box
241st
85th
233rd
247th
136th
67th
72nd
Rock-paper-scissors-Spock-lizard
13th
163rd
178th
3rd
190th
Roman to Arabic
101st
139th
72nd
349th
23rd2nd
190th
ROT13
769th
136th
172nd
751st
416th
668th
56th
11th
106th
45th
Rule 110
25th
31st
469th
5th
13th
Scrambled Sort
66th
171st
232nd
28th
45th
Set
127th
37th
136th173rd213th
145th
74th
59th115th
2nd
142nd
Seven Segment
339th
42nd
126th
82nd
5th
246th
SI Units
97th
20th
40th
122nd
9th
Sierpiński Triangle
981st132nd
333rd
609th
7th
319th
Smith Numbers
110th
149th
119th
42nd
36th
Spelling Numbers
126th1st238th
200th
105th
281st
Star Wars GPT
22nd
68th
48th
160th
144th
5th
66th
Star Wars Opening Crawl
26th
40th
71st
27th
12th
Sudoku
43rd
238th
62nd
28th
65th
Sudoku (Fill-in)
10th
163rd
137th
13th
37th
Ten-pin Bowling
101st
199th
251st
62nd
114th
115th
Tic-tac-toe
89th
65th
147th
25th
81st
270th
37th
68th
4th
182nd
Time Distance
35th
151st
76th
30th
157th
Tongue-twisters
285th51st
258th
45th
406th
32nd414th
28th
1,072nd
Topological Sort
56th
23rd
98th
27th
6th
Tower of Hanoi
697th
84th431st
63rd269th221st137th
32nd
60th
169th
477th
215th21st43rd
185th22nd
90th46th
439th
189th56th
13th
29th354th
Transpose Sentence
73rd
111th
1st
214th
310th
42nd
68th
Trinomial Triangle
51st
171st
345th
161st
13th
178th
United States
236th
138th
164th
119th9th
243rd
Vampire Numbers
17th
289th
219th
37th
7th
Van Eck Sequence
100th
398th
255th
13th
62nd
Zeckendorf Representation
26th
234th
209th
14th
12th
Zodiac Signs
30th
98th
77th
8th
134th
γ
66th
310th53rd
147th
79th94th
74th
1st
113th
49th
51st
λ
129th
383rd
202nd
115th
223rd
286th
π
1,067th
634th
581st331st
143rd
639th
588th
603rd826th
337th
7th
234th
164th
84th
333rd
τ
231st
120th
581st
537th
683rd
273rd
15th
204th
130th
62nd
333rd
φ
348th
189th694th262nd
743rd
237th
129th
69th
311th
46th
13th
115th
√2
412th
213th
381st
329th
243rd
144th
299th
114th
4th
384th
𝑒
387th
217th
291st
184th
120th
354th
248th
20th
1,194th
175th