12 Days of Christmas
Abundant Numbers
3,183rd1,925th
Abundant Numbers (Long)
1,753rd
Arithmetic Numbers
brainfuck
Catalan Numbers
Christmas Trees
Collatz
2,291st
Cubes
Diamonds
Divisors
4,390th4,229th4,033rd1,322nd934th
Emirp Numbers
Emirp Numbers (Long)
Evil Numbers
3,867th
Evil Numbers (Long)
1,861st
Fibonacci
5,616th5,358th5,951st
Fizz Buzz
7,810th
Foo Fizz Buzz Bar
Fractions
Game of Life
Happy Numbers
Happy Numbers (Long)
Hexdump
Intersection
Inventory Sequence
ISBN
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
Look and Say
Lucky Numbers
Morse Decoder
Niven Numbers
3,040th1,618th2,336th
Niven Numbers (Long)
Number Spiral
Odious Numbers
3,236th
Odious Numbers (Long)
1,683rd
Pangram Grep
Pascal’s Triangle
1,899th
Pernicious Numbers
1,735th
Prime Numbers
4,262nd
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
3,427th
Recamán
Reverse Polish Notation
Rule 110
Seven Segment
Smith Numbers
Sudoku
Van Eck Sequence
Zodiac Signs
λ
π
τ
φ
√2
𝑒