12 Days of Christmas
544
99 Bottles of Beer
845
Abundant Numbers
807
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Christmas Trees
805
Cubes
609
Diamonds
712
Divisors
945
Emirp Numbers
463
Evil Numbers
709
Fibonacci
987729
Fizz Buzz
915
Gray Code Encoder
990
Hexdump
779
Kaprekar Numbers
790
Lucky Tickets
Morse Decoder
384
Niven Numbers
978
Odious Numbers
727
PalindromemordnilaP
755
Pangram Grep
808
Partition Numbers
786
Pernicious Numbers
558
Prime Numbers
717
Recamán
631
Rijndael S-box
552
ROT13
609
Scrambled Sort
719
United States
359
π
464
τ
464
φ
593
√2
551