12 Days of Christmas
796th
99 Bottles of Beer
1,511th
Abundant Numbers
98th
235th1,073rd472nd
Abundant Numbers (Long)
63rd
181st
Arithmetic Numbers
152nd
Ascending Primes
4th
ASCII Table
661st
Card Number Validation
287th
Catalan Numbers
12th
Collatz
549th
Diamonds
156th
Divisors
182nd1st
394th
Emirp Numbers
720th244th
Emirp Numbers (Long)
9th
Evil Numbers
153rd
Evil Numbers (Long)
67th
Factorial Factorisation
90th
Farey Sequence
51st
Fibonacci
2,349th
2,239th2,991st339th301st
1,741st
Fizz Buzz
2,796th6,907th
Foo Fizz Buzz Bar
1,908th
Forsyth–Edwards Notation
34th
Fractions
335th
Game of Life
179th
Gijswijt’s Sequence
30th
Happy Numbers
968th
278th
419th
Happy Numbers (Long)
444th
24th
ISBN
376th
553rd
Kolakoski Sequence
114th
Leap Years
1,656th
Leyland Numbers
339th
Look and Say
426th
Niven Numbers
1,267th
1,258th1,236th536th
1,412th
Niven Numbers (Long)
879th220th43rd
Number Spiral
19th
Odious Numbers
115th
Odious Numbers (Long)
98th
PalindromemordnilaP
7th
46th
Pangram Grep
987th
Pascal’s Triangle
1st
Pernicious Numbers
98th
Pernicious Numbers (Long)
1st
Prime Numbers
1st
Prime Numbers (Long)
1st
Quine
1st
626th
603rd
1,487th214th
699th
Reverse Polish Notation
417th
ROT13
379th
Rule 110
172nd
Smith Numbers
25th
Tic-tac-toe
57th
Transpose Sentence
274th
Van Eck Sequence
90th
π
127th
τ
186th
√2
534th
𝑒
914th