12 Days of Christmas
950th
138th124th
283rd
109th
24 Game
92nd
561st
82nd
78th
99 Bottles of Beer
210th
163rd1,164th
155th
162nd
Abundant Numbers
431st2,269th569th
863rd
1,141st
1,289th
768th
354th
313th474th
572nd
49th
240th
Abundant Numbers (Long)
667th
1,272nd
138th
1,184th
576th
226th
551st645th
87th
54th
681st
Arabic to Roman
129th534th13th
436th152nd
390th
260th
Arithmetic Numbers
474th
81st
304th387th
25th
371st
Arrows
291st
226th
170th
238th147th
107th
131st
162nd
Ascending Primes
371st
84th
143rd169th
10th
223rd
147th
ASCII Table
389th451st343rd
31st
135th186th
3rd
220th
Billiards
221st
brainfuck
83rd
28th
Card Number Validation
64th
138th
211th192nd
6th
200th
142nd
295th
Catalan Numbers
1,186th375th1,207th
175th
1,080th886th
38th
109th
572nd
Catalan’s Constant
3rd
365th567th
163rd
601st
Christmas Trees
997th
363rd
588th358th
254th
661st
Collatz
983rd238th288th
871st
570th
290th11th
560th857th
40th
2,220th
869th1,722nd
1,862nd
CSS Colors
267th
149th
99th
159th
228th128th
1,044th
1st219th165th
86th
111th
207th
Cubes
71st
194th
896th
Day of Week
242nd
363rd975th595th
1st
58th
450th
DFA Simulator
33rd
178th
6th
Diamonds
133rd
167th407th
31st
257th
Divisors
1,849th
2,349th
610th
1,719th
1,138th992nd
27th
396th
1,172nd
Emirp Numbers
286th
660th646th
49th
397th
Emirp Numbers (Long)
230th
220th164th
166th
176th
Emojify
311th
336th
317th
134th141st
213th
71st
Evil Numbers
2,487th
734th
819th
679th
627th
719th
928th760th
40th
1,474th
885th
Evil Numbers (Long)
257th
373rd
563rd
766th536th
36th
927th
937th
Factorial Factorisation
439th
349th
124th116th
325th
290th
Farey Sequence
212th
146th
61st
37th
221st282nd
6th
326th
355th
Fibonacci
3,284th
703rd915th586th
2,565th
1,095th
789th
874th191st
2,505th2,393rd480th4,000th2,088th2,411th
43rd
1,117th
1,963rd
3,926th
Fizz Buzz
2,806th
2,485th4,315th1,543rd
5,836th1,492nd
3,469th10,016th
1,251st126th
2,710th4,184th3,518th
9,609th57th
3,169th510th
2,090th4,782nd8,471st3,111th
Foo Fizz Buzz Bar
820th
548th
316th
910th
605th818th
18th
595th
Forsyth–Edwards Notation
228th
192nd
85th
211th
Fractions
256th
221st
210th
409th406th
85th
10th
854th
Game of Life
238th
198th
54th
89th139th
6th
176th
103rd
Gijswijt’s Sequence
263rd
185th
108th
323rd
Happy Numbers
493rd
638th
831st
330th
506th520th
29th
85th
455th
723rd
Happy Numbers (Long)
431st
281st
656th341st
149th
466th
329th
Hexdump
56th
279th
15th
235th
Intersection
513th
621st
485th
182nd227th
222nd
164th
Inventory Sequence
209th
221st
321st
267th386th
58th
545th
324th
ISBN
516th1,063rd528th
369th
435th349th
562nd261st
156th
213th
Jacobi Symbol
238th
403rd
155th
327th
Kaprekar Numbers
226th
123rd150th
199th
130th
Kolakoski Constant
644th
606th
397th516th
469th
649th160th
588th
Kolakoski Sequence
609th
604th
347th
569th580th
129th
200th
337th
Leap Years
969th
551st
796th
1,346th
2,502nd2,248th2,487th
1,156th
392nd
2,272nd
443rd
1,629th
Levenshtein Distance
266th
238th198th341st
267th153rd831st112th187th312th
353rd
315th151st
201st340th306th263rd288th342nd
75th
44th476th
3rd686th
343rd416th
220th
Leyland Numbers
482nd
312th
134th
516th
627th
795th
320th384th
13th
178th
230th
626th
ln 2
126th
83rd
459th547th
26th
665th
710th
Look and Say
588th
308th
965th546th
416th
231st
457th
Lucky Numbers
502nd
25th
553rd300th
5th
224th
Lucky Tickets
295th
247th
Maze
215th
259th
41st
119th144th
65th
126th
Medal Tally
205th
161st
46th
417th
Morse Decoder
266th
235th
Morse Encoder
314th
Musical Chords
324th
N Queens
30th
244th
81st105th
4th
459th
Niven Numbers
1,596th
936th371st1,139th
407th
790th
1,057th
685th104th
1,369th1,112th1,154th
44th
1,073rd
1,234th
820th
Niven Numbers (Long)
1,569th
617th850th629th
197th
749th
455th
495th317th
693rd746th
53rd
97th
728th
1,160th
Number Spiral
168th300th301st
329th
361st
258th113th206th
305th
105th
431st
Odious Numbers
657th
600th
551st
492nd
475th
785th619th
38th
1,149th
625th
Odious Numbers (Long)
355th
322nd
482nd
785th499th
36th
879th
1,247th
Ordinal Numbers
835th
830th
732nd
415th831st
239th
3rd
PalindromemordnilaP
304th267th
86th
276th
Pangram Grep
1,195th
1,436th
153rd
519th487th
30th
194th
Partition Numbers
234th
360th
Pascal’s Triangle
610th
582nd
695th
766th173rd
44th
528th
Pernicious Numbers
470th352nd765th
328th
689th
899th
609th322nd
979th
380th490th868th836th
34th
191st
790th
585th
Pernicious Numbers (Long)
683rd
464th
109th
767th
665th421st
31st
152nd
688th
Poker
Polyominoes
13th
95th
62nd
9th
55th
44th
Prime Numbers
533rd
1,089th
487th
1,455th
904th899th
1,961st
107th
214th
688th
672nd
Prime Numbers (Long)
381st
802nd
387th
773rd
870th781st
96th
286th
749th
Proximity Grid
320th
306th
45th
308th
22nd
275th
Quine
1st
3,952nd253rd2,087th4,080th1,383rd4,181st2,845th2,861st2,752nd611th
2,680th
580th
1,568th
2,801st2,120th1,503rd225th1,623rd1,441st2,414th1,272nd
1,824th1,760th517th3,006th
163rd4,580th
446th1,371st3,253rd1,727th
3,198th
Recamán
259th116th120th
316th
197th
276th274th
31st
537th
312th
782nd
Repeating Decimals
202nd
288th
Reverse Polish Notation
296th
338th
645th
212th394th
52nd
724th
281st
Reversi
74th
94th
150th
58th
Rijndael S-box
239th1,082nd
263rd
101st
Rock-paper-scissors-Spock-lizard
417th
375th
Roman to Arabic
574th
503rd
261st
335th138th
35th
113th
439th
ROT13
353rd
356th
349th
303rd
339th323rd
5th
277th
308th
Rule 110
368th
340th
51st
362nd264th
3rd
181st
Scrambled Sort
139th
208th243rd
18th
75th
Set
192nd
310th210th
26th
Seven Segment
187th
294th402nd
100th
181st
Sierpiński Triangle
546th
443rd
144th
369th266th
26th
285th
Smith Numbers
300th238th110th
180th
204th116th
510th164th
607th
44th
212th
118th
76th
Spelling Numbers
114th
1st
292nd
411th
Star Wars GPT
42nd
266th115th
5th
Star Wars Opening Crawl
145th
Sudoku
148th
135th
Sudoku (Fill-in)
238th
Ten-pin Bowling
244th
227th
Tic-tac-toe
109th
194th204th
80th
Time Distance
321st
111th
153rd
97th
Tongue-twisters
903rd409th
222nd
269th
Topological Sort
28th
21st
80th
17th
57th
Transpose Sentence
114th
386th365th
32nd
311th
United States
482nd386th429th
360th
349th63rd
256th158th
196th
154th
Vampire Numbers
567th
538th
106th
333rd
63rd
111th
Van Eck Sequence
327th
319th
216th
257th256th
13th
541st
259th
Zeckendorf Representation
234th
173rd204th
13th
282nd
Zodiac Signs
259th
281st
163rd
124th182nd
60th
94th
γ
227th926th
979th
1st
169th134th
174th
136th
λ
988th1,238th915th
158th96th
1,236th
152nd
120th
π
3,417th
706th
650th
323rd
22nd
473rd539th
103rd
674th
1,168th
1,475th
τ
1,323rd
250th
24th
437th505th
95th
877th
1,003rd
φ
957th
1,468th
182nd
86th
699th864th
34th
74th
1,065th
1,131st
√2
1,051st
1,103rd
200th
137th
675th899th
36th
1,153rd
1,230th
1,320th
𝑒
542nd
494th
208th
16th
373rd356th
60th
776th
601st