12 Days of Christmas
19th
99 Bottles of Beer
29th
Abundant Numbers
32nd
24th
Abundant Numbers (Long)
35th
Arabic to Roman
73rd
Arithmetic Numbers
16th
29th
ASCII Table
34th
brainfuck
74th
Catalan Numbers
57th
Christmas Trees
53rd
Collatz
74th
CSS Colors
49th
Day of Week
1st
Divisors
28th
Emirp Numbers
41st
Emirp Numbers (Long)
28th
Evil Numbers
7th
Evil Numbers (Long)
21st21st
1st
Fibonacci
401st
Fizz Buzz
16th123rd97th135th1st27th
Fractions
21st
24th
Happy Numbers
78th
ISBN
45th
50th
Leap Years
65th
1st
Look and Say
66th
Niven Numbers
54th
1st
Odious Numbers
11th
Odious Numbers (Long)
11th
Ordinal Numbers
86th
Pangram Grep
59th
Pernicious Numbers (Long)
37th
Prime Numbers
27th
80th
Quine
28th
Recamán
42nd
Reverse Polish Notation
31st
Tongue-twisters
23rd
Van Eck Sequence
20th