12 Days of Christmas
688
99 Bottles of Beer
648
Abundant Numbers
366
Abundant Numbers (Long)
76
Arithmetic Numbers
2
Arrows
258
Ascending Primes
479
ASCII Table
408
Calendar
572
615
Card Number Validation
476
Catalan Numbers
25
Catalan’s Constant
109
Christmas Trees
146
88
Collatz
24
Day of Week
936
Diamonds
75
Divisors
691
Emirp Numbers
532
Emirp Numbers (Long)
647
Evil Numbers
786
Evil Numbers (Long)
806
Farey Sequence
17
Fibonacci
322
121
Fizz Buzz
132568838728640689873606784941877734747428617
668544824
Foo Fizz Buzz Bar
726
Fractions
613
Game of Life
220
Gijswijt’s Sequence
44
Happy Numbers
568
Happy Numbers (Long)
133
Hilbert Curve
35
Inventory Sequence
28
ISBN
586
Kaprekar Numbers
160
Kolakoski Sequence
30
Leap Years
785
Leyland Numbers
124
ln 2
88
Look and Say
404
Lucky Numbers
16
Mandelbrot
13
Morse Encoder
436
Niven Numbers
817
Niven Numbers (Long)
925
Number Spiral
319
Odious Numbers
806
Odious Numbers (Long)
800
Ordinal Numbers
671
Pangram Grep
683
465
Partition Numbers
121
Pascal’s Triangle
91
Pernicious Numbers
435
Pernicious Numbers (Long)
491
Prime Numbers
771
Prime Numbers (Long)
715
Recamán
89
Rijndael S-box
170
Seven Segment
446
Smith Numbers
60
Tongue-twisters
691
Tower of Hanoi
17
Trinomial Triangle
41
United States
194
Vampire Numbers
117
Van Eck Sequence
28
γ
112
λ
204
π
142
τ
97
φ
87
√2
82
𝑒
87
67