99 Bottles of Beer
319th
Abundant Numbers
110th
Abundant Numbers (Long)
78th
Arithmetic Numbers
ASCII Table
89th
Card Number Validation
1st
Catalan Numbers
1st
Christmas Trees
103rd
Collatz
111th
Cubes
291st
Day of Week
82nd
Diamonds
42nd
Divisors
130th
Emojify
1st
Evil Numbers
1st
Evil Numbers (Long)
1st
Factorial Factorisation
121st
Fibonacci
1st
Fizz Buzz
22nd
Foo Fizz Buzz Bar
150th
Gijswijt’s Sequence
19th
Happy Numbers
62nd
Happy Numbers (Long)
71st
Intersection
95th
ISBN
74th
Kolakoski Sequence
72nd
Leap Years
168th6th11th
Leyland Numbers
97th
ln 2
52nd
Look and Say
304th
Lucky Numbers
40th
Lucky Tickets
50th
Niven Numbers
1st
Niven Numbers (Long)
1st
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
276th
PalindromemordnilaP
119th
Pangram Grep
1st
Pascal’s Triangle
23rd
Pernicious Numbers
1st
Pernicious Numbers (Long)
34th
Prime Numbers
1st
Prime Numbers (Long)
1st
Quine
1st
Recamán
68th
Reverse Polish Notation
91st
Rock-paper-scissors-Spock-lizard
69th
Roman to Arabic
58th
SI Units
83rd
Smith Numbers
64th
Sudoku (Fill-in)
48th
Transpose Sentence
58th
Vampire Numbers
72nd
Van Eck Sequence
38th
φ
39th
√2
14th
𝑒
10th