12 Days of Christmas
815
24 Game
45
99 Bottles of Beer
570
Abundant Numbers
806
678
Abundant Numbers (Long)
834
805
Arabic to Roman
542
Arithmetic Numbers
767
770
718
ASCII Table
352
Catalan’s Constant
125
506
Collatz
705
CSS Colors
515
Diamonds
69
Divisors
806
Emojify
302
Evil Numbers
660
Evil Numbers (Long)
634
Factorial Factorisation
96
222
127
170
Fibonacci
912
Fizz Buzz
943
932
660
606
465
720
Foo Fizz Buzz Bar
845
Happy Numbers
579
Leap Years
817
ln 2
95
51
191
Morse Encoder
131
Niven Numbers
749
Niven Numbers (Long)
763
Odious Numbers
675
Odious Numbers (Long)
660
Pernicious Numbers
443
Pernicious Numbers (Long)
505
Prime Numbers
744
Prime Numbers (Long)
765
Sudoku
328
Tongue-twisters
526
United States
202
γ
88
π
36
537
62
157
203
251
τ
98
φ
95
102
88
100
52
70
51
168
246