12 Days of Christmas
864
99 Bottles of Beer
665
Abundant Numbers
739
Arabic to Roman
572
Christmas Trees
670
Collatz
660
Divisors
890
Emirp Numbers
564
Evil Numbers
785
Fibonacci
546696
Fizz Buzz
977
Foo Fizz Buzz Bar
986
Happy Numbers
523
Leap Years
815
Niven Numbers
746
Odious Numbers
784
Ordinal Numbers
805
Pangram Grep
787
Pascal’s Triangle
863
Pernicious Numbers
686
Prime Numbers
872
Prime Numbers (Long)
680
Quine
946
Recamán
718
Roman to Arabic
572
Seven Segment
495
Spelling Numbers
520
Time Distance
701
π
63
φ
698
√2
707