12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
153rd5th
Arrows
48th12th
Ascending Primes
ASCII Table
brainfuck
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
206th4th
CSS Colors
143rd61st
Day of Week
323rd76th
DFA Simulator
Diamonds
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
64th20th
Evil Numbers
475th148th41st
Evil Numbers (Long)
275th90th37th
Factorial Factorisation
Farey Sequence
69th28th
Fibonacci
1,014th183rd51st
Fizz Buzz
Foo Fizz Buzz Bar
160th16th
Fractions
222nd102nd
Gijswijt’s Sequence
23rd15th
Happy Numbers
136th483rd
Happy Numbers (Long)
111th33rd
Intersection
Inventory Sequence
51st26th
ISBN
Jacobi Symbol
Kaprekar Numbers
Kolakoski Sequence
Leap Years
269th30th
Leyland Numbers
117th59th
ln 2
165th105th
Look and Say
69th19th
Lucky Numbers
Lucky Tickets
52nd22nd
Medal Tally
Morse Decoder
Niven Numbers
508th54th8th
Niven Numbers (Long)
Odious Numbers
365th151st39th
Odious Numbers (Long)
291st125th37th
Ordinal Numbers
225th39th
Pangram Grep
235th16th
Pascal’s Triangle
Pernicious Numbers
409th140th29th
Pernicious Numbers (Long)
122nd63rd
Prime Numbers
531st141st
Prime Numbers (Long)
Quine
Recamán
Repeating Decimals
Rijndael S-box
Seven Segment
Smith Numbers
Star Wars Opening Crawl
Tongue-twisters
Transpose Sentence
211th159th
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
γ
85th98th
π
173rd59th
τ
119th48th
φ
236th110th
√2
277th152nd
𝑒
243rd134th