99 Bottles of Beer
327
Abundant Numbers
662
Abundant Numbers (Long)
733
Arithmetic Numbers
667
Ascending Primes
243
Collatz
679
Diamonds
207
Divisors
720
Emirp Numbers
342
Emirp Numbers (Long)
389
Evil Numbers
455
Evil Numbers (Long)
719
Factorial Factorisation
370
Fibonacci
878
Fizz Buzz
815
Foo Fizz Buzz Bar
680
Fractions
579
Happy Numbers
340
Happy Numbers (Long)
424
Leap Years
597
Leyland Numbers
428
Lucky Numbers
315
Niven Numbers
647
Niven Numbers (Long)
714
Odious Numbers
769
Odious Numbers (Long)
759
Ordinal Numbers
443
Pernicious Numbers
345
Pernicious Numbers (Long)
429
Prime Numbers
541
Prime Numbers (Long)
579
RecamΓ‘n
505
Smith Numbers
306
π
215