12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
910959
Arrows
899961
Ascending Primes
ASCII Table
brainfuck
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
895971
CSS Colors
845941
Day of Week
884944
DFA Simulator
Diamonds
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
918965
Evil Numbers
916971981
Evil Numbers (Long)
917957974
Factorial Factorisation
Farey Sequence
918944
Fibonacci
933981986
Fizz Buzz
Foo Fizz Buzz Bar
490979
Fractions
878949
Gijswijt’s Sequence
896948
Happy Numbers
914966
Happy Numbers (Long)
916956
Intersection
Inventory Sequence
919945
ISBN
Jacobi Symbol
Kaprekar Numbers
Kolakoski Sequence
Leap Years
910980
Leyland Numbers
909956
ln 2
918947
Look and Say
934963
Lucky Numbers
Lucky Tickets
883929
Medal Tally
Morse Decoder
Niven Numbers
937976984
Niven Numbers (Long)
Odious Numbers
916969979
Odious Numbers (Long)
913954971
Ordinal Numbers
892969
Pangram Grep
899962
Pascal’s Triangle
Pernicious Numbers
926967977
Pernicious Numbers (Long)
921956
Prime Numbers
907971
Prime Numbers (Long)
Quine
Recamán
Repeating Decimals
Rijndael S-box
Seven Segment
Smith Numbers
Star Wars Opening Crawl
Tongue-twisters
Transpose Sentence
874833
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
γ
898895
π
920969
τ
921960
φ
927960
√2
931963
𝑒
926963