12 Days of Christmas
830
99 Bottles of Beer
663
Abundant Numbers
734
Arabic to Roman
572
Christmas Trees
666
Collatz
609
Divisors
870
Emirp Numbers
554
Evil Numbers
784
Fibonacci
544695
Fizz Buzz
973
Foo Fizz Buzz Bar
981
Happy Numbers
521
Leap Years
813
Niven Numbers
740
Odious Numbers
781
Ordinal Numbers
793
Pangram Grep
783
Pascal’s Triangle
861
Pernicious Numbers
683
Prime Numbers
871
Prime Numbers (Long)
678
Quine
946
Recamán
713
Roman to Arabic
570
Seven Segment
475
Spelling Numbers
485
Time Distance
674
π
63
φ
695
√2
700