12 Days of Christmas
444
24 Game
30
99 Bottles of Beer
414
Abundant Numbers
747
648
Abundant Numbers (Long)
812
711
Arabic to Roman
527
Arithmetic Numbers
736755
705
ASCII Table
332
Catalan’s Constant
122
186
227
Collatz
690
CSS Colors
278
Diamonds
66
Divisors
799
Emirp Numbers
349
Emojify
306
Evil Numbers
634
Evil Numbers (Long)
609
Factorial Factorisation
95
208
124169
Fibonacci
891
Fizz Buzz
938858650
552431
692
Foo Fizz Buzz Bar
819
Happy Numbers
423
Leap Years
799
ln 2
95
50
192
Morse Encoder
225
Niven Numbers
739
Niven Numbers (Long)
739
Odious Numbers
647
Odious Numbers (Long)
634
Pernicious Numbers
432
Pernicious Numbers (Long)
489
Prime Numbers
730
Prime Numbers (Long)
752
Sudoku
465
Tongue-twisters
366
410
United States
171
γ
87
π
33
538
73
117
203257
τ
98
φ
94
98871005266
50
168246