12 Days of Christmas
103rd
Abundant Numbers
48th
Abundant Numbers (Long)
26th
Arabic to Roman
131st
Arrows
163rd
brainfuck
47th
Christmas Trees
289th
Collatz
170th
Diamonds
295th
Divisors
1st
Emirp Numbers
69th
Emirp Numbers (Long)
79th
Evil Numbers
353rd
Evil Numbers (Long)
238th
Fibonacci
157th
Fizz Buzz
647th
Foo Fizz Buzz Bar
255th
Fractions
160th
Happy Numbers
155th
Happy Numbers (Long)
98th
Intersection
50th
Kolakoski Sequence
18th
Leap Years
256th
Leyland Numbers
266th
Look and Say
219th
Lucky Numbers
160th
Niven Numbers
58th
Niven Numbers (Long)
76th
Odious Numbers
261st
Odious Numbers (Long)
210th
Ordinal Numbers
127th
Pangram Grep
190th
Pascal’s Triangle
68th
Pernicious Numbers
229th
Pernicious Numbers (Long)
159th
Prime Numbers
323rd
Prime Numbers (Long)
172nd
Quine
606th
Recamán
105th
Roman to Arabic
103rd
Smith Numbers
196th
Spelling Numbers
90th
Vampire Numbers
130th
Van Eck Sequence
139th
π
439th
√2
461st
𝑒
350th