99 Bottles of Beer
567
Abundant Numbers
679
Abundant Numbers (Long)
807
Arithmetic Numbers
764
Ascending Primes
270
Collatz
793
Diamonds
243
Divisors
748
Emirp Numbers
414
Emirp Numbers (Long)
454
Evil Numbers
446
Evil Numbers (Long)
701
Factorial Factorisation
452
Fibonacci
866
Fizz Buzz
887
Foo Fizz Buzz Bar
844
Fractions
661
Happy Numbers
431
Happy Numbers (Long)
486
Leap Years
589
Leyland Numbers
489
Lucky Numbers
318
Niven Numbers
637
Niven Numbers (Long)
698
Odious Numbers
754
Odious Numbers (Long)
739
Ordinal Numbers
530
Pernicious Numbers
337
Pernicious Numbers (Long)
425
Prime Numbers
530
Prime Numbers (Long)
564
Recamán
547
Smith Numbers
404
𝑒
211