12 Days of Christmas
38th
99 Bottles of Beer
35th
Abundant Numbers
42nd
Arabic to Roman
21st
15th
Arrows
brainfuck
Christmas Trees
63rd
CSS Colors
17th
Cubes
45th
Diamonds
55th
Divisors
98th
Emirp Numbers
32nd
Evil Numbers
122nd
Fibonacci
151st
Fizz Buzz
317th
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
99th
Ordinal Numbers
60th
Pangram Grep
75th
Pascal’s Triangle
94th
Pernicious Numbers
105th
Prime Numbers
56th
100th
Quine
1st19th1st25th65th65th27th1st54th25th14th1st32nd11th4th1st277th1st1st21st25th1st47th47th63rd12th85th15th38th47th40th13th
Recamán
59th
Rule 110
Sierpiński Triangle
68th
Smith Numbers
37th
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