99 Bottles of Beer
275th
Abundant Numbers
96th
Abundant Numbers (Long)
64th
Arithmetic Numbers
56th
ASCII Table
68th
Card Number Validation
1st
Catalan Numbers
1st
Christmas Trees
89th
Collatz
99th
Cubes
261st
Day of Week
69th
Diamonds
31st
Divisors
114th
Emojify
1st
Evil Numbers
1st
Evil Numbers (Long)
1st
Factorial Factorisation
89th
Fibonacci
1st
Fizz Buzz
20th
Foo Fizz Buzz Bar
126th
Gijswijt’s Sequence
14th
Happy Numbers
47th
Happy Numbers (Long)
59th
Intersection
84th
ISBN
67th
Kolakoski Sequence
62nd
Leap Years
146th1st7th
Leyland Numbers
86th
ln 2
40th
Look and Say
264th
Lucky Numbers
28th
Lucky Tickets
35th
Niven Numbers
1st
Niven Numbers (Long)
1st
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
251st
PalindromemordnilaP
89th
Pangram Grep
1st
Pascal’s Triangle
18th
Pernicious Numbers
1st
Pernicious Numbers (Long)
26th
Prime Numbers
1st
Prime Numbers (Long)
1st
Quine
1st
Recamán
54th
Reverse Polish Notation
73rd
Rock-paper-scissors-Spock-lizard
59th
Roman to Arabic
52nd
SI Units
66th
Smith Numbers
52nd
Sudoku (Fill-in)
35th
Transpose Sentence
46th
Vampire Numbers
60th
Van Eck Sequence
30th
φ
32nd
√2
1st
𝑒
1st