12 Days of Christmas
27th
471st
302nd
19th
15th
24 Game
6th
108th
58th
4th
5th
99 Bottles of Beer
77th
230th
155th
38th
27th
Abundant Numbers
725th
425th
199th
576th
1,110th
1,881st
45th
525th
499th81st231st
1,965th
338th
101st653rd
Abundant Numbers (Long)
1,031st
327th
73rd
1,643rd
83rd
548th
775th3rd419th
1,268th
62nd
460th379th
Arabic to Roman
183rd17th254th
66th
202nd
120th2nd
294th
98th
Arithmetic Numbers
66th
73rd
431st
1,243rd
763rd153rd
3rd
27th
Arrows
18th
82nd
75th
6th
89th
Ascending Primes
54th
306th
231st
123rd
12th
29th
ASCII Table
22nd
57th
239th
2nd
72nd
Billiards
139th
127th19th
12th
18th
21st
40th
7th
10th
brainfuck
1,147th
38th
117th
147th
15th
216th
Card Number Validation
66th
25th
122nd
42nd
53rd
420th
3rd
49th
Catalan Numbers
507th833rd
404th791st289th
827th368th488th821st
517th
615th527th208th
131st1,481st
490th
1,389th
453rd
30th
109th
590th
511th
Catalan’s Constant
142nd
59th
151st
153rd
3rd
124th
51st
167th
Christmas Trees
120th
82nd
129th
23rd
290th
Collatz
246th
222nd
164th
4th
328th
168th
138th
CSS Colors
35th
126th
250th
170th
2nd
80th
56th
125th
Cubes
35th
343rd
64th
95th
174th
Day of Week
178th
467th457th
236th
364th
438th
309th
324th
561st96th
398th
372nd
1st
60th
160th
DFA Simulator
12th
36th
205th
4th
48th
Diamonds
31st
232nd
143rd
2nd
263rd
Divisors
1,206th2,415th866th
1,236th
690th2,345th396th
2,627th
932nd
204th890th954th
1,109th1,645th
786th263rd
1,102nd1,118th2,261st
35th296th
958th313th1,396th
Emirp Numbers
441st656th
313th137th
473rd
111th
368th
503rd534th385th865th
101st
180th
447th
246th878th
Emirp Numbers (Long)
32nd
194th
151st
83rd
13th
56th
Emojify
28th
38th
65th
4th
88th
Evil Numbers
2,352nd
2,619th1,667th
650th711th850th545th
865th807th440th356th1,244th577th1,164th
479th3,217th
932nd810th1,674th1,574th1,735th180th
707th495th2,591st2,351st1st737th
43rd1,997th2,101st205th1,147th414th662nd
2,660th
4,063rd
Evil Numbers (Long)
1,178th
711th761st
300th333rd345th338th
267th348th253rd575th371st
321st1,520th
567th1,090th1,023rd
74th
401st281st
1,364th1st832nd
39th984th1,570th822nd617th414th
901st
Factorial Factorisation
61st
96th
92nd
23rd
51st
Farey Sequence
360th
80th504th
49th485th112th
457th
181st
28th
190th
3rd
383rd
207th
Fibonacci
2,550th2,401st2,172nd1,793rd
725th424th631st4,111th3,000th3,809th2,991st2,424th370th1,811th1,040th2,642nd2,757th1,128th4,234th
2,601st771st1st2,971st392nd
2,719th465th218th1,953rd4,688th1,927th2,076th521st2,444th2,104th2,813th2,587th3,435th354th1,776th54th4,292nd4,607th1,065th688th2,065th
900th
Fizz Buzz
4,729th2,100th1,493rd
472nd1,975th724th2,097th3,047th
713th1,131st1,193rd1,740th
4,755th2,024th
2,615th1,630th5,111th
1,218th7,324th1,826th568th22nd680th1,552nd
1,277th1,592nd1,815th
4,151st491st415th
3rd1,151st1,538th2,638th1,861st1,845th
1,532nd1,809th7,719th
1,916th
Foo Fizz Buzz Bar
350th973rd
806th
115th
287th442nd
2,120th
313th1,392nd
167th490th198th994th
418th
358th
1,931st127th372nd
2nd274th1,289th164th
2,138th
Forsyth–Edwards Notation
57th
270th
123rd
41st
295th
Fractions
136th
303rd
202nd
266th258th
277th
88th
10th
Game of Life
108th
152nd
486th
158th
56th
67th
Gijswijt’s Sequence
21st
123rd
146th
10th
152nd
Happy Numbers
1,028th
281st109th
76th
175th
434th
349th540th390th966th581st
565th
413th142nd
6th
31st726th
708th
1,945th
Happy Numbers (Long)
478th
60th
62nd
508th
138th
45th345th
24th
493rd
Hexdump
14th
196th
79th
3rd
88th
Hilbert Curve
7th
138th
94th
11th
6th
Intersection
39th
238th
126th
11th
14th
Inventory Sequence
718th
65th
426th
160th
297th
38th
334th
ISBN
45th
418th
139th
8th
504th
Jacobi Symbol
56th
194th
17th
138th
49th
208th
Kaprekar Numbers
129th
68th
23rd
144th
185th
6th
36th
19th
17th
Kolakoski Constant
165th
11th
111th
209th
77th
19th
89th
Kolakoski Sequence
75th
219th
102nd
1st463rd
25th
40th
Leap Years
1,105th
654th
510th1,636th
989th1,733rd108th
2,109th
213th
518th998th
351st
35th
525th
13th
186th
698th
1,403rd
Levenshtein Distance
144th
103rd186th
87th
351st
305th
35th
4th
20th
Leyland Numbers
79th
254th
210th
4th
291st
ln 2
140th
240th
70th
227th
3rd
27th
66th
Look and Say
309th
66th
318th
276th
430th
178th
68th
Lucky Numbers
27th
429th
142nd
11th
253rd
Lucky Tickets
72nd
37th
179th
26th
108th
8th
176th
Mahjong
16th
105th
52nd
30th
22nd
Mandelbrot
34th
14th
26th
96th
102nd
80th
3rd
11th
Maze
39th
191st
192nd
21st
8th
Medal Tally
25th
247th
55th
3rd
224th
Minesweeper
7th
22nd
110th
13th
16th
Morse Decoder
13th
40th
43rd
3rd
66th
Morse Encoder
36th
56th
101st
24th
6th
Musical Chords
21st
89th
30th
12th
81st
N Queens
52nd
142nd
47th
21st
112th
Niven Numbers
1,754th1,415th1,123rd578th3,207th237th892nd425th995th
1,241st369th1,790th267th872nd680th769th1,185th1,034th2,216th1,353rd
662nd1,665th1,633rd308th
1,917th356th61st2,420th1,091st508th735th332nd532nd981st1,274th1,489th1,214th2,178th
8th597th44th178th395th1,151st1,624th2,228th938th750th
1,328th3,606th706th2,248th
Niven Numbers (Long)
1,696th1,571st483rd390th
690th213th721st763rd
184th1,313th138th1,231st735th1,587th449th378th1,563rd828th
722nd1,009th
855th
704th54th
156th2nd433rd649th402nd606th746th229th1,517th
33rd987th21st69th286th823rd
731st371st848th
815th
1,184th992nd
Number Spiral
140th
157th
121st
84th
73rd
Odious Numbers
2,389th
2,034th1,193rd
408th651st679th620th
743rd481st340th230th1,209th444th844th
723rd2,691st
799th567th1,115th1,223rd1,560th136th
508th369th2,037th1,976th1st641st
41st1,854th1,925th174th970th541st546th
2,208th
Odious Numbers (Long)
1,529th
608th839th
529th317th469th311th
208th291st196th592nd337th
272nd1,369th
481st866th965th
116th
396th227th
1,309th1st520th
39th1,177th1,298th773rd617th464th
878th
Ordinal Numbers
828th
289th
135th
203rd
950th
44th
647th
255th
165th
236th
228th2nd
PalindromemordnilaP
179th
32nd
158th
262nd
91st
50th
108th
132nd
21st
9th
35th15th
Pangram Grep
681st
276th
114th
334th857th
1,482nd
727th
253rd
48th668th490th
234th
659th
1,309th
9th299th591st421st663rd
520th
Partition Numbers
141st325th156th73rd679th212th110th222nd51st158th596th19th302nd68th128th146th211th311th
297th160th85th120th122nd236th
172nd131st38th
363rd
83rd64th91st154th149th55th197th25th
6th80th
31st70th312th
93rd104th
97th
107th183rd
Pascal’s Triangle
699th
121st
480th
799th
193rd
1st
537th225th
87th354th
406th514th
49th137th597th410th
Pernicious Numbers
582nd1,269th767th539th2,514th254th355th512th867th1,214th1,024th311th1,172nd231st807th690th729th672nd921st962nd1,073rd1,050th640th1st1,106th1,499th116th1,311th473rd165th1,278th752nd436th737th331st488th852nd825th207th277th142nd
37th634th102nd202nd409th987th1,120th1,650th390th570th
878th2,760th604th1,299th
Pernicious Numbers (Long)
215th
162nd258th270th277th634th
109th597th65th357th246th464th413th129th945th
396th327th107th404th610th1st640th249th75th
191st1st226th156th233rd325th
372nd
36th
272nd177th309th
Poker
10th
47th
68th
9th
30th
Polyominoes
72nd
117th
102nd
56th
90th
Prime Numbers
1,262nd2,125th
1,272nd4,247th
1,452nd556th
899th394th
464th
571st
232nd
1,137th1,909th1,056th1,300th308th1st
163rd
1,794th1st629th360th1,576th
295th
113th
206th222nd380th
663rd
Prime Numbers (Long)
1,077th
850th1,168th
391st
465th
157th
1,160th1,055th749th
1st
183rd
905th1st600th
104th
805th308th428th
Proximity Grid
26th
123rd
173rd
12th
121st
QR Decoder
44th
130th
207th
25th
78th
Quine
29th3,869th253rd
1,342nd
2,844th2,709th
2,526th1,247th2,439th1,783rd1,840th1,703rd
2,968th1,500th
1,523rd523rd2,015th1,122nd1,852nd2,584th1,403rd225th1,737th1,428th
2,333rd1,148th2,818th1,793rd1,624th469th
1,761st156th
1,111th1st3,281st1,900th
1,658th
3,171st
3,611th
2,402nd
Recamán
59th
355th
202nd
5th
458th
Repeating Decimals
37th
66th
92nd
13th
34th
Reverse Polish Notation
82nd
359th
92nd
1st
200th
52nd
530th
Reversi
26th
35th
54th
42nd
5th
Rijndael S-box
227th
22nd
221st
230th
127th
49th
40th
Rock-paper-scissors-Spock-lizard
10th
149th
172nd
3rd
241st
Roman to Arabic
89th
112th
61st
376th
18th2nd
255th
ROT13
666th
106th
143rd
647th
347th
556th
46th
8th
92nd34th
Rule 110
21st
26th
439th
5th
12th
Scrambled Sort
53rd
139th
189th
24th
60th
Set
118th
36th
101st159th198th
131st
69th
59th108th
2nd
46th
Seven Segment
313th
18th
92nd
83rd
2nd
225th
SI Units
84th
19th
37th
110th
3rd
Sierpiński Triangle
935th127th
306th
584th
6th
296th
Smith Numbers
93rd
127th
105th
35th
52nd
Spelling Numbers
59th1st239th
199th
100th
278th
Star Wars GPT
21st
44th
126th
110th
5th
43rd
Star Wars Opening Crawl
22nd
37th
69th
23rd
43rd
Sudoku
39th
218th
62nd
25th
59th
Sudoku (Fill-in)
10th
159th
140th
11th
34th
Ten-pin Bowling
101st
166th
233rd
98th
153rd
Tic-tac-toe
90th
67th
138th
32nd
81st
246th
43rd
74th57th
163rd
Time Distance
31st
145th
76th
29th
56th
Tongue-twisters
263rd49th
237th
42nd
369th
32nd381st
27th
985th
Topological Sort
38th
21st
117th
20th
6th
Transpose Sentence
59th
98th
1st
201st
36th
66th
Trinomial Triangle
36th
118th
268th
84th
11th
62nd
United States
225th
125th
139th
104th9th
235th
Vampire Numbers
16th
279th
205th
35th
110th
Van Eck Sequence
92nd
350th
250th
13th
54th
Zeckendorf Representation
23rd
213th
198th
11th
32nd
Zodiac Signs
28th
88th
77th
7th
108th
γ
63rd
271st50th
136th
73rd91st
71st
1st
108th
46th
87th
λ
122nd
350th
125th
108th
196th
239th
π
309th
132nd
597th
553rd
563rd803rd
313th
7th
217th
145th
74th
303rd
τ
235th
138th
549th
511th
622nd
249th
13th
199th
110th
57th
301st
φ
332nd
177th664th258th
718th
224th
124th
81st
292nd
44th
13th
67th
√2
393rd
194th
361st
288th
216th
132nd
267th
102nd
4th
352nd
𝑒
351st
198th
269th
168th
18th
329th
228th
66th
1,121st159th