12 Days of Christmas
420
Abundant Numbers
766
Abundant Numbers (Long)
846
Arithmetic Numbers
805
Christmas Trees
740
Collatz
781
Diamonds
544
Divisors
846947
Evil Numbers
889
Evil Numbers (Long)
872
Factorial Factorisation
591
Fibonacci
947806
Fizz Buzz
960
898
Fractions
795
Intersection
608
Leap Years
843
Look and Say
594
Niven Numbers
880
Niven Numbers (Long)
909
Odious Numbers
870
Odious Numbers (Long)
872
Pascal’s Triangle
877
Pernicious Numbers
784
Prime Numbers
909
Prime Numbers (Long)
978
ROT13
831
Set
661
Smith Numbers
598
Star Wars GPT
615
Tic-tac-toe
590
λ
102