12 Days of Christmas
64th
99 Bottles of Beer
30th
Abundant Numbers
31st
23rd
Abundant Numbers (Long)
30th
Arabic to Roman
71st
Arithmetic Numbers
17th
27th
ASCII Table
37th
brainfuck
75th
Catalan Numbers
48th
Christmas Trees
46th
Collatz
61st
CSS Colors
59th
Day of Week
1st
Divisors
26th
Emirp Numbers
57th
Emirp Numbers (Long)
30th
Evil Numbers
3rd
Evil Numbers (Long)
17th
20th
1st
Fibonacci
371st
Fizz Buzz
14th
112th
87th
118th
1st
19thFractions
20th
21st
Happy Numbers
76th
ISBN
41st
45th
Leap Years
63rd
1st
Look and Say
60th
Niven Numbers
50th
1st
Odious Numbers
11th
Odious Numbers (Long)
10th
Ordinal Numbers
79th
Pangram Grep
55th
Pernicious Numbers (Long)
33rd
Prime Numbers
28th
75th
Quine
25th
Recamán
35th
Reverse Polish Notation
29th
Tongue-twisters
45th
Van Eck Sequence
18th