12 Days of Christmas
641st
99 Bottles of Beer
814th
Abundant Numbers
758th
Abundant Numbers (Long)
394th
Arabic to Roman
432nd
Arithmetic Numbers
100th22nd377th
Card Number Validation
185th
Catalan’s Constant
151st
Christmas Trees
764th
Collatz
596th
Cubes
375th
Divisors
1,178th
Evil Numbers
730th
Evil Numbers (Long)
398th
Factorial Factorisation
130th
Fibonacci
434th130th803rd
Fizz Buzz
1,300th301st58th
Foo Fizz Buzz Bar
264th66th1st
Fractions
64th
Leap Years
358th88th575th
N Queens
134th
Niven Numbers
779th
Niven Numbers (Long)
407th
Odious Numbers
481st
Odious Numbers (Long)
301st
Pascal’s Triangle
586th
Pernicious Numbers
512th
Pernicious Numbers (Long)
272nd
Polyominoes
97th
Prime Numbers
931st
Prime Numbers (Long)
484th
Recamán
361st
Tic-tac-toe
135th
Tongue-twisters
437th
Vampire Numbers
257th
π
489th