12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
Arabic to Roman
brainfuck
Catalan Numbers
Catalan’s Constant
Christmas Trees
CSS Colors
573rd552nd598th
Cubes
299th375th
Diamonds
Divisors
Emirp Numbers
Emojify
300th332nd210th
Evil Numbers
1,041st184th1,407th
Fibonacci
1,842nd1,081st4,544th4,708th
Fizz Buzz
5,616th707th6,742nd7,855th
Foo Fizz Buzz Bar
Fractions
Happy Numbers
Intersection
481st442nd
Jacobi Symbol
Kolakoski Constant
Kolakoski Sequence
914th858th
Leap Years
1,067th969th848th
Levenshtein Distance
549th683rd393rd
Leyland Numbers
Look and Say
Lucky Tickets
235th358th322nd
Morse Encoder
Niven Numbers
1,115th1,358th1,022nd
Niven Numbers (Long)
Odious Numbers
922nd161st1,124th
Ordinal Numbers
637th674th981st
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
1,677th1,475th1,666th
Prime Numbers
Prime Numbers (Long)
1,150th468th
Quine
Recamán
530th391st642nd
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
Seven Segment
Sierpiński Triangle
Spelling Numbers
Sudoku
Tongue-twisters
United States
310th56th245th
Vampire Numbers
517th452nd572nd
Van Eck Sequence
λ
922nd271st782nd
π
231st332nd
τ
232nd305th
φ
334th448th1,045th
√2
269th469th
𝑒
645th652nd1,220th