12 Days of Christmas
795
99 Bottles of Beer
482
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
287
Arithmetic Numbers
Arrows
ASCII Table
brainfuck
526
Catalan Numbers
Catalan’s Constant
135
Christmas Trees
Collatz
CSS Colors
Cubes
Diamonds
522
Divisors
733
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Factorial Factorisation
Fibonacci
825
Fizz Buzz
863
Foo Fizz Buzz Bar
720
Fractions
554
Gijswijt’s Sequence
Happy Numbers
Happy Numbers (Long)
Hexdump
Intersection
Inventory Sequence
ISBN
Kolakoski Constant
Kolakoski Sequence
686
Leap Years
Leyland Numbers
Look and Say
509
Lucky Numbers
Niven Numbers
711
Niven Numbers (Long)
Number Spiral
Odious Numbers
671
Odious Numbers (Long)
Ordinal Numbers
631
Pangram Grep
Pascal’s Triangle
96
Pernicious Numbers
614
Pernicious Numbers (Long)
Prime Numbers
646
Prime Numbers (Long)
618
Proximity Grid
Quine
Recamán
Repeating Decimals
Reverse Polish Notation
Rock-paper-scissors-Spock-lizard
Roman to Arabic
509
Rule 110
Seven Segment
Sierpiński Triangle
Smith Numbers
Spelling Numbers
700
Sudoku
Tongue-twisters
526
United States
Vampire Numbers
Van Eck Sequence
583
λ
277
π
116
τ
113
φ
101
√2
99
677
132
𝑒
97