12 Days of Christmas
393rd
Abundant Numbers
439th
Abundant Numbers (Long)
127th
Arabic to Roman
571st
Arrows
729th
brainfuck
134th
Christmas Trees
1,360th
Collatz
361st
Diamonds
693rd
Divisors
396th
Emirp Numbers
395th
Emirp Numbers (Long)
645th
Evil Numbers
1,183rd
Evil Numbers (Long)
985th
Fibonacci
1,063rd
Fizz Buzz
3,459th
Foo Fizz Buzz Bar
197th
Fractions
576th
Happy Numbers
743rd
Happy Numbers (Long)
297th
Intersection
199th
Kolakoski Sequence
62nd
Leap Years
1,435th
Leyland Numbers
443rd
Look and Say
597th
Lucky Numbers
666th
Niven Numbers
370th
Niven Numbers (Long)
552nd
Odious Numbers
1,174th
Odious Numbers (Long)
950th
Ordinal Numbers
299th
Pangram Grep
250th
Pascal’s Triangle
517th
Pernicious Numbers
1,374th
Pernicious Numbers (Long)
697th
Prime Numbers
1,382nd
Prime Numbers (Long)
1,327th
Quine
1,843rd
Recamán
293rd
Roman to Arabic
760th
Smith Numbers
623rd
Spelling Numbers
485th
Vampire Numbers
286th
Van Eck Sequence
426th
π
2,112th
√2
2,183rd
𝑒
2,488th