12 Days of Christmas
37th
99 Bottles of Beer
35th
Abundant Numbers
41st
Arabic to Roman
21st
15th
Arrows
brainfuck
Christmas Trees
63rd
CSS Colors
17th
Cubes
45th
Diamonds
55th
Divisors
97th
Emirp Numbers
32nd
Evil Numbers
121st
Fibonacci
151st
Fizz Buzz
314th
Fractions
70th
Happy Numbers
73rd
Happy Numbers (Long)
52nd
Kolakoski Constant
23rd
Kolakoski Sequence
48th
Leap Years
69th
Leyland Numbers
27th
Look and Say
32nd
Niven Numbers
41st
Odious Numbers
98th
Ordinal Numbers
60th
Pangram Grep
76th
Pascal’s Triangle
93rd
Pernicious Numbers
104th
Prime Numbers
55th
99th
Quine
1st19th1st25th65th64th28th1st54th25th14th1st31st11th4th1st277th1st1st21st25th1st46th47th63rd12th85th13th38th46th40th13th
Recamán
59th
Rule 110
Sierpiński Triangle
67th
Smith Numbers
36th
Tongue-twisters
60th
United States
32nd
Vampire Numbers
37th
Van Eck Sequence
48th
λ
34th
π
58th
τ
28th
φ
26th
√2
31st
𝑒
47th