99 Bottles of Beer
316th
Abundant Numbers
107th
Abundant Numbers (Long)
78th
Arithmetic Numbers
66th
ASCII Table
86th
Card Number Validation
1st
Catalan Numbers
1st
Christmas Trees
102nd
Collatz
109th
Cubes
290th
Day of Week
82nd
Diamonds
42nd
Divisors
126th
Emojify
1st
Evil Numbers
1st
Evil Numbers (Long)
1st
Factorial Factorisation
117th
Fibonacci
1st
Fizz Buzz
22nd
Foo Fizz Buzz Bar
149th
Gijswijt’s Sequence
18th
Happy Numbers
59th
Happy Numbers (Long)
68th
Intersection
94th
ISBN
73rd
Kolakoski Sequence
70th
Leap Years
163rd5th8th
Leyland Numbers
93rd
ln 2
50th
Look and Say
301st
Lucky Numbers
39th
Lucky Tickets
48th
Niven Numbers
1st
Niven Numbers (Long)
1st
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
274th
PalindromemordnilaP
113th
Pangram Grep
1st
Pascal’s Triangle
23rd
Pernicious Numbers
1st
Pernicious Numbers (Long)
32nd
Prime Numbers
1st
Prime Numbers (Long)
1st
Quine
1st
Recamán
66th
Reverse Polish Notation
89th
Rock-paper-scissors-Spock-lizard
68th
Roman to Arabic
58th
SI Units
84th
Smith Numbers
60th
Sudoku (Fill-in)
44th
Transpose Sentence
55th
Vampire Numbers
69th
Van Eck Sequence
37th
φ
38th
√2
1st
𝑒
1st