12 Days of Christmas
27th
99 Bottles of Beer
32nd151st
Abundant Numbers
38th63rd40th214th
Abundant Numbers (Long)
37th38th53rd118th
Arabic to Roman
19th
Arithmetic Numbers
23rd
32nd85th
Arrows
15th
19th
Catalan Numbers
21st
Christmas Trees
31st
Collatz
45th
45th
Day of Week
32nd
Divisors
59th
Evil Numbers
94th
Evil Numbers (Long)
55th
Fibonacci
117th
110th186th
Fizz Buzz
135th98th
80th1st
Leap Years
85th
Levenshtein Distance
16th
Look and Say
16th
Niven Numbers
80th
Niven Numbers (Long)
45th
Odious Numbers
82nd
Odious Numbers (Long)
51st
Ordinal Numbers
23rd
Pangram Grep
49th
Prime Numbers
50th
Prime Numbers (Long)
39th
Quine
49th
Time Distance
13th
Tongue-twisters
22nd
π
34th