12 Days of Christmas
398
99 Bottles of Beer
380
Abundant Numbers
708
Arabic to Roman
408
Christmas Trees
584
Collatz
553
Divisors
844
Emirp Numbers
458
Evil Numbers
785
Fibonacci
534696
Fizz Buzz
891
Foo Fizz Buzz Bar
783
Happy Numbers
406
Leap Years
815
Niven Numbers
744
Odious Numbers
784
Ordinal Numbers
656
Pangram Grep
668
Pascal’s Triangle
800
Pernicious Numbers
686
Prime Numbers
872
Prime Numbers (Long)
680
Quine
946
Recamán
648
Roman to Arabic
433
Seven Segment
361
Spelling Numbers
308
Time Distance
390
π
56
φ
683
√2
704