12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
899959
Arrows
906959
Ascending Primes
ASCII Table
brainfuck
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
921967
CSS Colors
862947
Day of Week
889944
DFA Simulator
Diamonds
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
930966
Evil Numbers
917971981
Evil Numbers (Long)
918957974
Factorial Factorisation
Farey Sequence
920944
Fibonacci
935981986
Fizz Buzz
Foo Fizz Buzz Bar
934972
Fractions
883949
Gijswijt’s Sequence
930948
Happy Numbers
925796
Happy Numbers (Long)
914952
Intersection
Inventory Sequence
925945
ISBN
Jacobi Symbol
Kaprekar Numbers
Kolakoski Sequence
Leap Years
931979
Leyland Numbers
913955
ln 2
922947
Look and Say
935963
Lucky Numbers
Lucky Tickets
892927
Medal Tally
Morse Decoder
Niven Numbers
930972981
Niven Numbers (Long)
Odious Numbers
917969979
Odious Numbers (Long)
914954971
Ordinal Numbers
910963
Pangram Grep
900960
Pascal’s Triangle
Pernicious Numbers
928967977
Pernicious Numbers (Long)
924956
Prime Numbers
910971
Prime Numbers (Long)
Quine
Recamán
Repeating Decimals
Rijndael S-box
Seven Segment
Smith Numbers
Star Wars Opening Crawl
Tongue-twisters
Transpose Sentence
815833
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
γ
905893
π
926969
τ
925958
φ
916954
√2
918957
𝑒
921959