12 Days of Christmas
444
24 Game
30
99 Bottles of Beer
419
Abundant Numbers
747
648
Abundant Numbers (Long)
812
711
Arabic to Roman
527
Arithmetic Numbers
735754
705
ASCII Table
332
Catalan’s Constant
122
186
227
Collatz
690
CSS Colors
278
Diamonds
68
Divisors
799
Emirp Numbers
349
Emojify
306
Evil Numbers
634
Evil Numbers (Long)
609
Factorial Factorisation
95
209
127169
Fibonacci
891
Fizz Buzz
939859650
553432
693
Foo Fizz Buzz Bar
823
Happy Numbers
423
Leap Years
799
ln 2
95
50
192
Morse Encoder
226
Niven Numbers
738
Niven Numbers (Long)
739
Odious Numbers
647
Odious Numbers (Long)
634
Pernicious Numbers
431
Pernicious Numbers (Long)
489
Prime Numbers
730
Prime Numbers (Long)
752
Sudoku
466
Tongue-twisters
366
410
United States
171
γ
88
π
33
537
62
117
203257
τ
98
φ
94
98871005269
50
168246