12 Days of Christmas
113th
157th
313th
53rd
201st
24 Game
9th
12th
54th
10th
7th
99 Bottles of Beer
74th
351st
181st
122nd
272nd
Abundant Numbers
811th
700th
413th
1,568th
737th
794th
99th
637th
589th12th458th
2,508th
643rd
340th537th
Abundant Numbers (Long)
1,229th
94th
79th
1,264th
119th
802nd
1,122nd12th475th
1,588th
204th
599th513th
Arabic to Roman
259th22nd295th
76th
216th
203rd1st
248th
110th
Arithmetic Numbers
85th
41st
607th
1,197th
1,016th149th
16th
19th
Arrows
32nd
154th
90th
13th
199th
Ascending Primes
66th
358th
274th
132nd
18th
245th
ASCII Table
28th
48th
256th
3rd
211th
Billiards
175th
158th97th
14th
17th
91st
57th
7th
12th
brainfuck
1,327th
133rd
149th
182nd
28th
158th
Calendar
142nd
179th
262nd
2nd
192nd
Card Number Validation
320th
75th
159th
48th
64th
521st
4th
137th
Catalan Numbers
486th921st
203rd869th357th
910th442nd
542nd902nd
592nd
238th473rd243rd
154th1,613th
546th
1,486th
511th
42nd
130th
677th
585th
Catalan’s Constant
141st
59th
152nd
163rd
3rd
114th
64th
71st
Christmas Trees
309th
74th
151st
289th
22nd
Collatz
851st
101st
128th
6th
305th
485th
122nd
Continued Fractions
253rd319th231st
203rd
128th
142nd
280th228th
157th
7th
51st
CSS Colors
60th
183rd
102nd
216th
1st
87th
101st
171st
Cubes
191st
172nd
67th
166th
200th
Day of Week
244th
627th591st
312th
415th
563rd
374th
418th
715th152nd
437th
450th
1st
68th
217th
DFA Simulator
37th
25th
282nd
10th
132nd
Diamonds
47th
287th
125th
8th
292nd
Divisors
1,587th2,666th1,020th
2,207th
666th2,574th722nd
2,832nd
1,104th
502nd1,070th1,110th
1,493rd2,028th
895th566th
1,332nd760th2,517th
28th554th
425th600th1,829th
Emirp Numbers
59th108th
414th126th
159th
167th
131st
560th373rd17th612th
258th
21st
35th
698th322nd
Emirp Numbers (Long)
43rd
251st
13th
115th
15th
137th
Emojify
37th
44th
66th
3rd
70th
Evil Numbers
2,574th
2,470th1,839th
1,071st666th843rd592nd
998th741st494th377th1,117th635th699th
516th3,227th
1,245th795th1,908th1,272nd1,948th199th
720th537th2,842nd1,635th1st1,923rd
50th2,195th1,394th
226th1,375th437th811th
2,292nd
4,326th
Evil Numbers (Long)
1,287th
782nd929th
510th369th385th387th
277th395th258th656th417th
356th1,642nd
639th1,189th752nd
87th
455th277th
1,022nd1st902nd
46th1,064th1,177th
913th695th434th
980th
Factorial Factorisation
121st
106th
99th
55th
141st
Farey Sequence
418th
422nd587th
66th565th112th
527th
213th
39th
225th
5th
447th424th243rd
Fibonacci
2,821st2,586th2,328th2,357th
894th467th672nd4,068th3,265th4,096th2,743rd2,592nd410th1,967th1,182nd2,869th
3,050th4,864th4,563rd
2,729th782nd1st2,610th434th
2,892nd510th236th2,047th5,086th2,087th2,066th552nd2,624th2,244th3,088th2,840th3,408th392nd1,288th46th4,645th2,922nd
1,212th758th2,163rd
1,100th
Fizz Buzz
5,136th4,365th
3,526th2,238th
707th3,429th1,508th5,355th4,034th
1,443rd1,565th2,010th2,756th
4,082nd3,332nd
4,152nd2,750th1,306th
2,179th4,938th3,077th761st141st727th2,554th
2,084th2,696th3,203rd
2,095th627th26th
63rd1,541st3,139th
545th3,328th3,134th
2,444th2,041st8,130th
3,258th
Foo Fizz Buzz Bar
580th1,507th
1,334th
337th
508th678th
1,958th
660th1,146th
420th913th374th1,418th
672nd
588th
951st306th271st
9th613th1,528th
485th
1,820th
Forsyth–Edwards Notation
226th
330th
129th
83rd
516th
Fractions
204th
332nd
274th
341st343rd
348th
96th
10th
Game of Life
224th
158th
363rd
212th
147th
119th
Gijswijt’s Sequence
33rd
164th
206th
8th
171st
Gray Code Decoder
52nd
94th
16th
85th
76th
187th
Gray Code Encoder
188th
174th
250th
291st
53rd
33rd
Happy Numbers
777th
655th183rd
209th
364th
219th
734th634th130th688th291st
311th
129th397th
34th
109th242nd
878th
2,615th
Happy Numbers (Long)
609th
129th
105th
58th
160th
146th418th
10th
77th
Hexdump
80th
258th
116th
18th
5th
Hilbert Curve
46th
143rd
96th
107th
102nd
Intersection
94th
243rd
131st
27th
43rd
Inventory Sequence
696th
62nd
507th
203rd
335th
19th
412th
ISBN
109th
482nd
176th
7th
276th
Jacobi Symbol
150th
221st
13th
144th
100th
117th
Kaprekar Numbers
142nd
60th
218th
118th
292nd
24th
40th
164th
175th
Kolakoski Constant
222nd
35th
119th
238th
74th
78th
11th
Kolakoski Sequence
84th
209th
35th
1st242nd
31st
59th
Leap Years
1,085th
916th
372nd1,613th
428th1,753rd76th
1,951st
203rd
166th886th
290th
98th
1,468th
20th
191st
579th
1,401st
Levenshtein Distance
514th
159th
117th224th
102nd
417th
292nd
77th
49th
3rd
Leyland Numbers
148th
351st
304th
14th
23rd
ln 2
156th
264th
107th
253rd
3rd
28th
103rd
Look and Say
467th
74th
358th
264th
423rd
351st
134th
Lucky Numbers
27th
466th
296th
14th
332nd
Lucky Tickets
221st
79th
270th
57th
168th
13th
176th
Mahjong
40th
96th
170th
39th
123rd
128th
Mandelbrot
200th
19th
27th
139th
82nd
100th
5th
20th
Maze
23rd
271st
277th
91st
250th
Medal Tally
82nd
304th
59th
6th
330th
Minesweeper
22nd
30th
176th
50th
64th
Morse Decoder
26th
33rd
115th
6th
10th
Morse Encoder
104th
43rd
106th
37th
6th
Multitap Input
36th
15th
50th
24th
6th
Musical Chords
104th
132nd
30th
38th
142nd
N Queens
158th
199th
52nd
69th
186th
Niven Numbers
1,118th1,518th2,010th1,666th1,100th498th3,410th263rd428th618th679th
1,480th465th2,097th284th1,067th920th941st1,478th1,029th761st1,211th1,570th
997th1st1,651st380th
1,960th855th135th1,774th340th1st776th406th554th1,226th1,397th1,749th833rd1,747th
50th514th633rd1,773rd1,258th520th1,388th1,438th2,428th591st884th
794th3,826th897th1,533rd
Niven Numbers (Long)
1,808th1,675th568th389th
957th247th781st1,068th
222nd1,406th90th1,220th846th1,432nd795th593rd375th1,672nd937th
504th20th
970th
305th151st
195th1st445th773rd468th645th855th277th1,621st
57th1,070th215th
106th357th882nd
843rd459th949th
523rd
1,271st885th
Number Spiral
175th
157th
731st
169th
177th
240th
Odious Numbers
2,575th
2,214th1,749th
841st358th754th769th
885th603rd382nd228th1,227th510th571st
404th2,733rd
1,234th530th1,301st944th1,757th156th
652nd442nd2,239th1,157th1st1,499th
48th2,036th1,283rd
314th1,131st663rd692nd
1,980th
Odious Numbers (Long)
1,638th
675th1,018th
662nd330th536th344th
433rd310th208th664th358th
288th1,481st
546th945th701st
135th
410th239th
984th1st586th
46th1,288th1,112th
850th694th500th
954th
Ordinal Numbers
1,032nd
766th
532nd
175th
484th
50th
805th
211th
285th
103rd
195th3rd
PalindromemordnilaP
194th
57th
221st
446th
111th
72nd
140th
151st
39th
16th
87th
32nd
Pangram Grep
952nd
755th
169th
465th1,171st
1,630th
1,463rd
1st
108th1,096th250th
298th
935th
1,597th
34th425th685th
451st940th
1,080th
Partition Numbers
232nd382nd254th104th778th245th137th278th84th256th689th36th373rd103rd175th238th339th
364th
359th217th126th170th198th295th
209th177th63rd
439th
118th94th116th189th179th79th224th51st
11th534th
54th108th367th
143rd178th
140th
181st212th
Pascal’s Triangle
873rd
199th
610th
965th
320th
1st
705th357th
192nd483rd
569th656th
53rd231st245th
151st
Pernicious Numbers
1,059th1,781st647th1,404th863rd507th2,708th293rd400th592nd620th1,245th1,136th371st1,300th269th915th745th823rd1,082nd886th796th1,053rd1,192nd1,230th765th1st1,242nd1,626th113th995th520th163rd1,288th858th544th812th454th567th973rd935th241st335th139th
42nd739th203rd
220th477th1,101st1,203rd1,802nd436th635th
695th3,005th714th1,157th
Pernicious Numbers (Long)
480th
242nd
238th198th329th338th642nd
132nd685th81st389th317th632nd
487th150th1,023rd
462nd355th130th218th699th1st719th208th91st
374th1st289th223rd307th390th
436th
35th
107th244th521st
Poker
12th
37th
61st
14th
54th
Polyominoes
111th
133rd
109th
104th
148th
Prime Numbers
1,624th2,430th
1,470th4,605th
1,526th719th
1,231st521st
442nd
698th1,155th
245th
1,458th1,857th799th810th354th1st
180th
2,019th1st849th399th632nd
340th
122nd
228th
271st427th
907th
Prime Numbers (Long)
1,133rd
1,190th1,210th
437th
522nd
904th
174th
1,288th581st687th
1st
200th
1,238th1st604th
110th
928th
332nd474th
Proximity Grid
106th
202nd
215th
57th
233rd
QR Decoder
84th
140th
227th
81st
155th
Quine
1st5,513th
4,212th282nd
1,542nd
3,021st3,045th
2,918th665th2,681st1,948th2,049th1,827th
4,058th629th
1,657th154th2,065th748th2,013th2,798th1,617th251st1,734th1,481st
2,488th775th3,162nd1,963rd1,804th560th
1,901st171st
617th
487th3,625th1,937th
1,852nd
3,438th
3,880th
2,905th
Recamán
72nd
376th
201st
6th
530th
Repeating Decimals
57th
78th
100th
20th
51st
Reverse Polish Notation
319th
414th
426th
1st
207th
56th
357th
Reversi
144th
31st
44th
103rd
38th
Rijndael S-box
305th
115th
294th
314th
240th
97th
182nd
Rock-paper-scissors-Spock-lizard
26th
62nd
224th
7th
74th
Roman to Arabic
276th
158th
25th
410th
47th1st
79th
ROT13
774th
264th
278th
758th
353rd
675th
89th
11th
143rd
78th
Rule 110
65th
54th
470th
3rd
18th
Scrambled Sort
149th
251st
322nd
32nd
120th
Set
182nd
93rd
193rd240th295th
203rd
195th
100th163rd
2nd
192nd
Seven Segment
398th
183rd
115th
76th
14th
58th
SI Units
38th
34th
35th
88th
129th
Sierpiński Triangle
1,178th143rd
328th
606th
63rd
263rd
Smith Numbers
181st
161st
125th
76th
170th
Spelling Numbers
199th1st352nd
282nd
128th
288th
Star Wars GPT
38th
86th
92nd
277th
187th
5th
138th
Star Wars Opening Crawl
133rd
27th
64th
95th
145th
Sudoku
49th
110th
52nd
80th
83rd
Sudoku (Fill-in)
40th
161st
149th
23rd
59th
Ten-pin Bowling
164th
216th
263rd
85th
185th
231st
Tic-tac-toe
86th
58th
160th
40th
82nd
306th
88th
66th
99th
188th
Time Distance
54th
182nd
67th
70th
210th
Tongue-twisters
513th135th
167th
261st
168th
106th1,720th
161st
1,853rd
Topological Sort
70th
23rd
105th
76th
99th
Tower of Hanoi
700th
85th453rd
64th277th228th59th
34th
61st
193rd
482nd
224th21st42nd
184th22nd
90th45th
461st
188th55th
13th
29th357th
Transpose Sentence
80th
136th
1st
300th
408th
42nd
66th
Trinomial Triangle
53rd
222nd
370th
206th
13th
289th
United States
384th
151st
205th
265th2nd
83rd
Vampire Numbers
103rd
153rd
233rd
75th
178th
Van Eck Sequence
247th
416th
269th
13th
63rd
Zeckendorf Representation
134th
298th
261st
15th
180th
Zodiac Signs
101st
90th
74th
20th
107th
γ
84th
334th54th
133rd
79th98th
69th
1st
113th
49th
159th
λ
62nd
81st
869th
80th
79th
1,367th
π
1,112th
663rd
613th464th
191st
674th
616th
408th829th
379th
23rd
268th
201st
116th
376th
τ
409th
128th
601st
554th
686th
308th
25th
245th
140th
107th
372nd
φ
349th
202nd691st288th
724th
260th
147th
102nd
297th
16th
39th
88th
√2
449th
231st
402nd
352nd
294th
166th
329th
13th
40th
398th
𝑒
454th
230th
311th
183rd
19th
360th
264th
70th
1,197th
174th