12 Days of Christmas
59
Abundant Numbers
803740
Abundant Numbers (Long)
842781
Alphabetic Numbers
195
Arithmetic Numbers
905
Ascending Primes
655
Chess Move Validation
261
Collatz
833
Divisors
769
Evil Numbers
671
Evil Numbers (Long)
667
Factorial Factorisation
714
Farey Sequence
573
Fibonacci
541
Fizz Buzz
960
Fractions
750
Leap Years
806
Look and Say
526
Niven Numbers
445
Niven Numbers (Long)
554
Odious Numbers
676
Odious Numbers (Long)
681
Prime Numbers
765
Prime Numbers (Long)
809
Quine
500
969