12 Days of Christmas
891
99 Bottles of Beer
822
Abundant Numbers
796
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Christmas Trees
771
Cubes
595
Diamonds
658
Divisors
884
Emirp Numbers
494
Evil Numbers
676
Fibonacci
952703
Fizz Buzz
884
Hexdump
798
Kaprekar Numbers
725
Lucky Tickets
Morse Decoder
403
Niven Numbers
910
Odious Numbers
681
PalindromemordnilaP
653
Pangram Grep
755
Partition Numbers
700
Pernicious Numbers
514
Prime Numbers
711
Recamán
575
Rijndael S-box
506
ROT13
534
Scrambled Sort
639
United States
407
π
435
τ
428
φ
550
√2
518