12 Days of Christmas
863
24 Game
17
99 Bottles of Beer
897
Abundant Numbers
787
Abundant Numbers (Long)
836
Arabic to Roman
625
Arithmetic Numbers
549
Arrows
371
Ascending Primes
127
ASCII Table
702
brainfuck
652
Catalan Numbers
17
Catalan’s Constant
70
Christmas Trees
191
Collatz
965
CSS Colors
182
Cubes
89
Day of Week
770
Diamonds
72
Divisors
817
Emirp Numbers
455
Emirp Numbers (Long)
61
Emojify
380
Evil Numbers
474
Evil Numbers (Long)
23
Factorial Factorisation
99
Farey Sequence
17
Fibonacci
767455636
667690412846917500692556
Fizz Buzz
1,0001,000983
Foo Fizz Buzz Bar
14
Fractions
692
Gijswijt’s Sequence
38
Happy Numbers
539
Happy Numbers (Long)
111
Inventory Sequence
23
ISBN
692
Kolakoski Constant
75
Kolakoski Sequence
52
Leap Years
818815
932852827
Leyland Numbers
81
ln 2
55
Look and Say
66
Lucky Numbers
15
Morse Encoder
118
N Queens
86
Niven Numbers
424
Niven Numbers (Long)
8
Number Spiral
279
Odious Numbers
457
Odious Numbers (Long)
23
Pascal’s Triangle
67
Pernicious Numbers
315
Pernicious Numbers (Long)
3
Prime Numbers
456
Prime Numbers (Long)
8
Quine
440459
833
969
Recamán
58
Reverse Polish Notation
814
Reversi
568
Rijndael S-box
180
Rock-paper-scissors-Spock-lizard
784
Seven Segment
613
SI Units
614
Sierpiński Triangle
159
Smith Numbers
53
Tongue-twisters
693
United States
117
Vampire Numbers
107
Van Eck Sequence
20
γ
78
λ
182
π
63
τ
65
φ
52
√2
54
𝑒
52