12 Days of Christmas
21st
27th
68th350th
99 Bottles of Beer
30th
324th
Abundant Numbers
29th
315th
Arabic to Roman
306th
Arrows
4th
brainfuck
204th
Christmas Trees
38th
344th
Cubes
10th
351st
Diamonds
25th
268th
Divisors
43rd30th
12th30th
125th269th48th
17th
92nd118th
151st
Emirp Numbers
25th
366th
Evil Numbers
30th
397th
Fibonacci
46th42nd
214th
893rd
Fizz Buzz
106th94th
26th
410th85th
242nd894th
Foo Fizz Buzz Bar
10th
Fractions
458th
Happy Numbers
17th25th
461st
Intersection
10th
Kolakoski Constant
10th
Kolakoski Sequence
28th
Leap Years
40th27th162nd14th18th
58th74th36th
14th45th39th322nd49th
Leyland Numbers
10th
313th
Look and Say
25th
Morse Decoder
152nd
Niven Numbers
30th
526th
Odious Numbers
29th
301st
Ordinal Numbers
Pangram Grep
284th
Pascal’s Triangle
17th
441st
Pernicious Numbers
30th
197th
Prime Numbers
41st29th
40th
500th
Prime Numbers (Long)
30th
238th
Quine
72nd
Recamán
20th
Rock-paper-scissors-Spock-lizard
81st
Seven Segment
211th
Sierpiński Triangle
9th
231st
Sudoku
108th
Tongue-twisters
23rd
United States
7th
137th
Vampire Numbers
10th
Van Eck Sequence
12th
λ
18th
75th
π
11th18th90th9th39th32nd
214th64th17th11th69th26th297th37th40th
τ
16th
8th
212th
φ
24th
9th
√2
17th
8th
𝑒
18th
9th