12 Days of Christmas
121st
Abundant Numbers
56th
Abundant Numbers (Long)
33rd
Arabic to Roman
154th
Arrows
190th
brainfuck
55th
Christmas Trees
328th
Collatz
202nd
Diamonds
332nd
Divisors
1st
Emirp Numbers
82nd
Emirp Numbers (Long)
97th
Evil Numbers
405th
Evil Numbers (Long)
283rd
Fibonacci
187th
Fizz Buzz
688th
Foo Fizz Buzz Bar
289th
Fractions
183rd
Happy Numbers
178th
Happy Numbers (Long)
113th
Intersection
65th
Kolakoski Sequence
19th
Leap Years
289th
Leyland Numbers
299th
Look and Say
254th
Lucky Numbers
180th
Niven Numbers
76th
Niven Numbers (Long)
95th
Odious Numbers
302nd
Odious Numbers (Long)
248th
Ordinal Numbers
141st
Pangram Grep
211th
Pascal’s Triangle
78th
Pernicious Numbers
265th
Pernicious Numbers (Long)
186th
Prime Numbers
364th
Prime Numbers (Long)
200th
Quine
658th
Recamán
125th
Roman to Arabic
121st
Smith Numbers
221st
Spelling Numbers
106th
Vampire Numbers
153rd
Van Eck Sequence
169th
π
493rd
√2
518th
𝑒
399th