12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
866920860673384884723791793847877
Abundant Numbers (Long)
861904850900
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
brainfuck
Card Number Validation
Catalan Numbers
1,000859715
Catalan’s Constant
Christmas Trees
Collatz
CSS Colors
Cubes
Day of Week
Diamonds
Divisors
84987991291052967953875872923937
Emirp Numbers
747924861859636924649
Emirp Numbers (Long)
Emojify
Evil Numbers
622735936755593921896883898919941
Evil Numbers (Long)
Fibonacci
985918963912595951963957907939963
Fizz Buzz
850958972873899979975
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
Happy Numbers
726923762714602875897
Happy Numbers (Long)
Hexdump
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
900910915853
Kaprekar Numbers
Kolakoski Constant
Kolakoski Sequence
923886930874
Leap Years
842934955925730916925929883867960
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
893796884825
Lucky Numbers
Lucky Tickets
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
Niven Numbers
959927947895621939915909896911949
Niven Numbers (Long)
Number Spiral
Odious Numbers
579735934795611953891867894920942
Odious Numbers (Long)
Ordinal Numbers
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
895925936911488951936925894868954
Pernicious Numbers (Long)
Poker
Prime Numbers
863914935824624923770863896913928
Prime Numbers (Long)
866913814857
Proximity Grid
QR Decoder
Quine
1,000552967792879569940
Recamán
Repeating Decimals
Reverse Polish Notation
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
ROT13
Rule 110
Seven Segment
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
United States
Vampire Numbers
Van Eck Sequence
Zodiac Signs
γ
λ
900
π
668899927913149928913909882898783
τ
667883908894149907886891869846765
φ
74688488988598901907790871851740
√2
75288784889493926841778867783747
𝑒
818897881868103915882902875730819