12 Days of Christmas
162nd
24 Game
669th
99 Bottles of Beer
3,033rd
Arithmetic Numbers
1,709th
Arrows
962nd
Ascending Primes
1,096th
ASCII Table
1,987th
Catalan Numbers
1,837th
Christmas Trees
2,830th
Collatz
56th
Cubes
1,517th
Day of Week
1st
Diamonds
2,246th
Evil Numbers
4,562nd
Evil Numbers (Long)
2,221st
Factorial Factorisation
654th
Farey Sequence
1,320th
Fibonacci
5,136th
Fizz Buzz
5,420th
Fractions
1,561st
Happy Numbers
2,369th
Happy Numbers (Long)
1,381st
Inventory Sequence
1,389th
Kolakoski Constant
1,337th
Leap Years
1,449th
Levenshtein Distance
950th
Leyland Numbers
1,666th
Niven Numbers
3,136th
Niven Numbers (Long)
1,921st
Odious Numbers
3,750th
Odious Numbers (Long)
2,008th
Pascal’s Triangle
2,490th2,791st
Pernicious Numbers
2,528th
Prime Numbers
4,671st
Prime Numbers (Long)
2,767th
Quine
627th
Recamán
1,818th
Rule 110
1,421st
Sierpiński Triangle
1,784th
Smith Numbers
1,225th
Tongue-twisters
1,018th
United States
945th
λ
1,933rd
π
1,874th