12 Days of Christmas
204th
75th
99 Bottles of Beer
83rd
2nd
12th
Abundant Numbers
29th
103rd1st
27th89th30th153rd23rd
309th
Abundant Numbers (Long)
141st1st
77th34th1,169th68th
529th
Arabic to Roman
27th
330th
Arithmetic Numbers
1st
Ascending Primes
1st
53rd
7th
161st
ASCII Table
56th
brainfuck
81st
384th
88th
Calendar
64th
Card Number Validation
1st
149th
Catalan Numbers
105th
476th
297th1st
284th573rd
13th
703rd
Catalan’s Constant
3rd
Christmas Trees
58th
571st
Collatz
1,067th468th
Continued Fractions
6th
7th
144th
CSS Colors
92nd
Day of Week
74th
644th
DFA Simulator
99th
Diamonds
79th💎
46th
Divisors
415th
519th1st499th
1,479th672nd
33rd
1,167th
Emirp Numbers
304th52nd
11th
Emirp Numbers (Long)
310th100th
2nd
Evil Numbers
2,011th
576th1st239th
1,542nd177th
27th
663rd
Evil Numbers (Long)
953rd
371st1st235th
47th
4th
660th
Factorial Factorisation
101st
84th
Farey Sequence
41st
Fibonacci
410th
541st1st
201st743rd372nd
24th396th1,155th
Fizz Buzz
1,325th3,084th1,311th
1,350th1,315th
2nd
1,888th
Foo Fizz Buzz Bar
420th920th404th
368th261st
2nd
578th
Fractions
3rd339th
327th
536th
103rd
Gijswijt’s Sequence
111th
119th
Gray Code Decoder
1st
Gray Code Encoder
1st
27th
616th
Happy Numbers
177th1st687th
242nd100th
23rd
423rd
Happy Numbers (Long)
79th1st
129th88th
8th
293rd
Intersection
66th27th40th
58th
4th
Inventory Sequence
1st
443rd16th
ISBN
153rd
14th
5th
246th
Jacobi Symbol
13th
88th3rd
187th
14th
Kolakoski Constant
20th
96th
77th1st
35th119th
128th
Kolakoski Sequence
55th
84th
107th1st58th45th174th3rd
33rd
181st
Leap Years
194th
168th101st1,118th
75th
68th241st
Levenshtein Distance
237th1st
243rd
4th
Leyland Numbers
159th1st131st
153rd
8th
ln 2
226th1st410th
110th
9th
Look and Say
114th1st
185th39th46th
155th
Lucky Numbers
86th1st
215th
3rd
104th
Lucky Tickets
93rd
154th1st
4th
Maze
176th
114th13th
81st
Minesweeper
25th
233rd
Musical Chords
53rd1st
25th4th20th7th
65th
Nim
18th
Niven Numbers
738th
247th
406th1st
84th593rd280th
31st382nd1,146th
Niven Numbers (Long)
681st
439th
167th405th1st
312th96th
30th
749th
Number Spiral
1st30th
13th
Odious Numbers
2,012th
472nd1st222nd
1,292nd141st965th28th
628th
Odious Numbers (Long)
915th
323rd1st201st
122nd754th28th
612th
Ordinal Numbers
489th
244th
PalindromemordnilaP
113th582nd
222nd
10th
331st
Pangram Grep
180th1st
220th422nd
16th343rd512th
Pascal’s Triangle
299th
237th1st
331st128th426th26th
466th
Pernicious Numbers
1,381st1st241st
408th172nd332nd24th
1,018th
Pernicious Numbers (Long)
1st63rd
23rd
Prime Numbers
484th
262nd
950th400th1st22nd216th868th100th379th148th267th825th
Prime Numbers (Long)
542nd
330th
767th460th1st19th
513th87th
134th
817th
QR Decoder
2nd12th
5th
Quine
10th285th
491st1,250th1st
1,600th
147th
281st
Recamán
81st
142nd
401st
139th577th82nd50th
Repeating Decimals
19th
Reverse Polish Notation
679th
1st124th
148th
255th
Rock-paper-scissors-Spock-lizard
258th
Roman to Arabic
211th54th264th
72nd
4th
ROT13
509th
125th10th
3rd
Rule 110
104th
Scrambled Sort
1st
33rd
279th
Seven Segment
61st
Sierpiński Triangle
78th
264th
29th
Smith Numbers
512th
410th75th
90th
85th
Spelling Numbers
1st
131st
Star Wars GPT
1st
Star Wars Opening Crawl
13th
Taxicab Numbers
1st
323rd
395th
Ten-pin Bowling
163rd
28th
12th4th
48th
Tic-tac-toe
1st
Tongue-twisters
210th
163rd
Transpose Sentence
1st
236th
332nd
Trinomial Triangle
142nd1st
59th
United States
74th
173rd
Vampire Numbers
30th16th
2nd
Van Eck Sequence
131st
118th
183rd1st349th
485th56th415th14th
157th
Zeckendorf Representation
31st
γ
2nd
λ
27th
614th
4th32nd
38th
181st
π
144th
256th182nd
176th
73rd95th20th389th
7th194th257th
τ
105th
263rd188th
178th
11th73rd33rd302nd
7th181st306th
φ
198th
301st
272nd1st254th176th101st816th
12th70th
√2
248th
438th
310th1st225th127th171st834th
11th238th454th
𝑒
268th
265th
359th276th280th196th169th117th315th
6th222nd381st