12 Days of Christmas
29th
482nd
304th
20th
17th
24 Game
6th
114th
58th
4th
5th
99 Bottles of Beer
78th
238th
164th
42nd
30th
Abundant Numbers
746th
438th
197th
601st
1,348th
1,933rd
48th
547th
519th86th231st
2,020th
355th
106th679th
Abundant Numbers (Long)
1,076th
339th
79th
1,698th
94th
577th
837th3rd427th
1,322nd
60th
469th386th
Arabic to Roman
188th19th259th
72nd
202nd
123rd2nd
303rd
102nd
Arithmetic Numbers
67th
74th
465th
1,299th
803rd160th
3rd
27th
Arrows
19th
84th
75th
6th
92nd
Ascending Primes
57th
328th
239th
129th
12th
33rd
ASCII Table
23rd
59th
249th
2nd
73rd
Billiards
143rd
130th19th
12th
17th
24th
44th
7th
10th
brainfuck
1,167th
39th
123rd
153rd
15th
225th
Calendar
25th
67th
172nd
2nd
89th
Card Number Validation
71st
26th
127th
40th
53rd
437th
3rd
49th
Catalan Numbers
525th866th
409th823rd300th
860th383rd
505th851st
536th
643rd437th215th
137th1,529th
508th
1,429th
467th
30th
113th
618th
529th
Catalan’s Constant
145th
59th
152nd
157th
3rd
124th
52nd
170th
Christmas Trees
120th
83rd
133rd
22nd
298th
Collatz
250th
228th
200th
4th
330th
169th
94th
CSS Colors
41st
146th
121st
187th
1st
86th
62nd
145th
Cubes
34th
344th
66th
96th
177th
Day of Week
192nd
487th473rd
230th
374th
453rd
330th
345th
566th104th
377th
383rd
1st
62nd
164th
DFA Simulator
12th
38th
210th
4th
49th
Diamonds
31st
225th
139th
2nd
265th
Divisors
1,247th2,486th900th
1,279th
705th2,420th405th
2,690th
962nd
208th924th971st
1,142nd1,704th
789th269th
1,124th1,150th2,341st
35th305th
990th317th1,444th
Emirp Numbers
454th674th
265th127th
487th
110th
408th
515th549th386th892nd
102nd
185th
460th
258th906th
Emirp Numbers (Long)
34th
192nd
153rd
83rd
13th
59th
Emojify
29th
39th
66th
4th
88th
Evil Numbers
2,399th
2,684th1,710th
793rd714th853rd543rd
869th810th449th368th1,285th576th1,201st
478th3,276th
901st814th1,717th1,100th1,777th186th
732nd494th2,653rd2,398th1st745th
46th2,052nd2,150th
213th1,188th424th653rd
2,726th
4,142nd
Evil Numbers (Long)
1,212th
723rd906th
468th340th345th347th
263rd354th249th590th376th
328th1,566th
580th1,125th702nd
80th
392nd277th
1,401st1st849th
42nd1,013th1,616th
839th629th421st
923rd
Factorial Factorisation
58th
101st
94th
23rd
51st
Farey Sequence
379th
84th522nd
50th503rd114th
478th
183rd
30th
192nd
3rd
404th
212th
Fibonacci
2,637th2,445th2,215th2,241st
737th386th632nd4,187th3,091st3,915th3,068th2,466th428th1,841st1,095th2,684th
2,830th4,585th4,354th
2,633rd785th1st2,561st445th
2,708th478th225th1,995th4,836th1,965th2,075th515th2,530th2,149th2,852nd2,648th3,527th364th1,820th55th4,406th4,759th
1,120th714th2,135th
939th
Fizz Buzz
4,818th2,142nd1,525th
482nd2,014th747th2,139th3,106th
736th1,155th1,221st1,741st
4,845th2,062nd
2,270th1,669th5,203rd
1,260th7,436th1,863rd581st23rd704th1,583rd
1,315th1,626th1,859th
4,233rd501st425th
3rd1,175th1,569th
2,681st1,896th1,879th
1,563rd1,845th7,823rd
1,956th
Foo Fizz Buzz Bar
358th1,004th
830th
120th
302nd456th
2,156th
310th1,427th
174th505th207th1,022nd
433rd
370th
1,968th134th380th
2nd285th1,321st
171st
2,172nd
Forsyth–Edwards Notation
57th
281st
124th
41st
301st
Fractions
148th
321st
217th
280th271st
290th
94th
10th
Game of Life
109th
156th
508th
163rd
55th
67th
Gijswijt’s Sequence
21st
136th
161st
6th
37th
Happy Numbers
1,062nd
296th111th
78th
183rd
481st
366th563rd418th998th608th
589th
434th146th
6th
34th762nd
737th
1,999th
Happy Numbers (Long)
504th
63rd
65th
543rd
133rd
47th358th
24th
515th
Hexdump
15th
204th
86th
3rd
94th
Hilbert Curve
8th
145th
97th
12th
6th
Intersection
41st
246th
134th
14th
17th
Inventory Sequence
747th
71st
442nd
161st
306th
38th
345th
ISBN
45th
423rd
146th
8th
511th
Jacobi Symbol
55th
202nd
17th
144th
50th
217th
Kaprekar Numbers
136th
73rd
23rd
151st
205th
13th
43rd
11th
9th
Kolakoski Constant
169th
11th
115th
213th
65th
20th
92nd
Kolakoski Sequence
75th
222nd
102nd
1st448th
25th
40th
Leap Years
1,146th
677th
480th1,672nd
1,017th1,782nd113th
2,188th
230th
536th1,038th
359th
37th
544th
13th
194th
728th
1,441st
Levenshtein Distance
151st
112th191st
90th
358th
312th
38th
4th
23rd
Leyland Numbers
79th
254th
210th
4th
294th
ln 2
147th
244th
74th
236th
3rd
28th
70th
Look and Say
314th
68th
323rd
283rd
443rd
183rd
74th
Lucky Numbers
71st
454th
150th
12th
274th
Lucky Tickets
92nd
46th
203rd
35th
134th
9th
209th
Mahjong
17th
110th
53rd
30th
62nd
Mandelbrot
34th
14th
26th
98th
114th
85th
3rd
11th
Maze
40th
204th
205th
22nd
8th
Medal Tally
26th
255th
59th
3rd
230th
Minesweeper
6th
23rd
117th
12th
17th
Morse Decoder
14th
41st
43rd
3rd
67th
Morse Encoder
37th
56th
105th
24th
6th
Musical Chords
21st
90th
32nd
12th
85th
N Queens
55th
145th
47th
20th
116th
Niven Numbers
1,808th1,464th1,146th538th3,260th248th912th429th1,030th
1,270th372nd1,846th279th891st706th776th1,312th1,217th1,404th2,267th1,388th
670th1,722nd1,689th323rd
1,976th617th64th2,473rd1,112th514th689th352nd550th1,002nd1,301st1,540th1,235th2,229th
8th596th47th1,552nd186th398th1,172nd1,680th2,283rd964th763rd
1,362nd3,655th726th2,304th
Niven Numbers (Long)
1,747th1,616th503rd389th
775th211th757th797th
186th1,348th144th1,270th764th1,630th745th467th394th1,607th860th
749th1,048th
882nd
724th55th
164th2nd428th670th410th610th781st238th1,562nd
33rd1,028th21st
71st289th856th
760th382nd881st
849th
1,223rd1,032nd
Number Spiral
141st
161st
123rd
85th
70th
Odious Numbers
2,438th
2,071st1,630th
583rd646th692nd630th
749th482nd341st234th1,238th441st856th
983rd2,738th
790th564th1,150th825th1,624th143rd
503rd370th2,083rd2,012th1st644th
44th1,889th1,967th
182nd998th538th543rd
2,253rd
Odious Numbers (Long)
1,573rd
618th968th
592nd313th474th326th
212th293rd200th606th339th
274th1,409th
486th894th675th
122nd
375th231st
1,346th1st519th
42nd1,211th1,337th
798th659th463rd
908th
Ordinal Numbers
839th
305th
132nd
204th
969th
44th
657th
260th
166th
238th
230th2nd
PalindromemordnilaP
191st
35th
170th
278th
96th
60th
113th
139th
24th
12th
38th
18th
Pangram Grep
713th
300th
113th
357th895th
1,530th
876th
276th
54th697th506th
246th
690th
1,362nd
9th328th622nd
339th693rd
528th
Partition Numbers
151st338th182nd77th718th216th106th228th54th313th626th19th314th75th133rd148th215th
320th
311th170th89th128th88th244th
177th136th41st
381st
86th69th95th156th147th58th201st25th
6th289th
28th79th323rd
97th107th
100th
111th190th
Pascal’s Triangle
715th
117th
492nd
865th
184th
1st
552nd226th
111th349th
414th528th
51st142nd614th
415th
Pernicious Numbers
591st1,305th778th484th2,561st263rd345th511th880th1,248th1,038th324th1,207th238th819th700th748th994th682nd1,101st967th1,091st1,063rd652nd1st1,133rd1,548th121st1,353rd446th175th1,315th766th464th739th397th537th864th837th212th289th147th
38th646th107th
170th417th993rd1,155th1,697th380th579th
891st2,831st614th1,341st
Pernicious Numbers (Long)
186th
165th262nd289th293rd659th
114th622nd71st379th259th496th
440th134th978th
419th344th112th173rd639th1st670th270th81st
204th1st249th169th256th342nd
395th
38th
280th190th481st
Poker
10th
50th
70th
9th
30th
Polyominoes
74th
120th
106th
58th
94th
Prime Numbers
1,302nd2,193rd
1,168th4,332nd
1,494th568th
927th407th
471st
584th
239th
1,176th1,958th1,092nd656th319th1st
169th
1,844th1st630th372nd1,585th
305th
116th
213th
229th392nd
683rd
Prime Numbers (Long)
1,049th
877th1,205th
408th
478th
163rd
1,196th1,096th627th
1st
189th
938th1st588th
107th
834th
317th440th
Proximity Grid
37th
125th
175th
22nd
119th
QR Decoder
44th
133rd
212th
24th
80th
Quine
1st4,101st267th
1,495th
3,057th2,940th
2,656th638th2,631st1,886th1,986th1,769th
3,162nd604th
1,603rd150th2,012th720th1,951st2,749th1,562nd238th1,675th1,435th
2,420th1,318th3,072nd1,901st1,746th536th
1,842nd167th
592nd
467th3,535th1,876th
1,794th
3,360th
3,788th
2,567th
Recamán
65th
364th
202nd
5th
470th
Repeating Decimals
39th
71st
90th
13th
36th
Reverse Polish Notation
83rd
367th
329th
1st
169th
52nd
532nd
Reversi
8th
35th
54th
42nd
5th
Rijndael S-box
238th
22nd
230th
241st
133rd
50th
40th
Rock-paper-scissors-Spock-lizard
10th
152nd
175th
3rd
244th
Roman to Arabic
92nd
117th
65th
377th
20th2nd
263rd
ROT13
694th
111th
149th
677th
361st
575th
50th
9th
96th
38th
Rule 110
21st
26th
454th
4th
12th
Scrambled Sort
58th
150th
206th
26th
66th
Set
127th
40th
104th170th205th
140th
74th
65th117th
2nd
50th
Seven Segment
325th
20th
97th
77th
2nd
232nd
SI Units
91st
20th
40th
114th
3rd
Sierpiński Triangle
956th130th
314th
596th
7th
303rd
Smith Numbers
103rd
141st
118th
36th
61st
Spelling Numbers
62nd1st243rd
207th
112th
285th
Star Wars GPT
19th
55th
141st
121st
5th
53rd
Star Wars Opening Crawl
22nd
37th
70th
23rd
44th
Sudoku
39th
230th
63rd
25th
60th
Sudoku (Fill-in)
10th
160th
139th
11th
35th
Ten-pin Bowling
89th
171st
240th
102nd
157th
Tic-tac-toe
90th
67th
139th
32nd
81st
254th
43rd
72nd
56th
170th
Time Distance
35th
151st
79th
29th
60th
Tongue-twisters
272nd51st
245th
45th
390th
32nd402nd
28th
1,037th
Topological Sort
43rd
21st
136th
23rd
6th
Tower of Hanoi
41st85th190th107th
19th
137th
385th
186th14th35th
162nd16th
171st
325th
32nd
8th
23rd
Transpose Sentence
65th
103rd
1st
202nd
37th
61st
Trinomial Triangle
43rd
138th
291st
127th
11th
65th
United States
229th
130th
141st
110th9th
240th
Vampire Numbers
16th
287th
214th
35th
105th
Van Eck Sequence
94th
363rd
268th
13th
58th
Zeckendorf Representation
24th
223rd
202nd
11th
33rd
Zodiac Signs
27th
91st
77th
8th
101st
γ
64th
288th51st
140th
74th91st
70th
1st
108th
47th
88th
λ
128th
365th
190th
106th
202nd
269th
π
312th
132nd
606th
561st
573rd780th
316th
7th
219th
152nd
78th
314th
τ
237th
112th
557th
518th
613th
255th
15th
197th
119th
60th
312th
φ
342nd
180th675th258th
724th
232nd
126th
68th
298th
45th
13th
112th
√2
395th
197th
364th
309th
229th
134th
275th
104th
4th
370th
𝑒
357th
203rd
274th
172nd
18th
336th
234th
67th
1,141st
163rd