12 Days of Christmas
29th
99 Bottles of Beer
32nd172nd
Abundant Numbers
36th62nd38th210th
Abundant Numbers (Long)
34th37th52nd115th
Arabic to Roman
19th
Arithmetic Numbers
22nd
30th79th
Arrows
13th
18th
Catalan Numbers
19th
Christmas Trees
30th
Collatz
44th
37th
Day of Week
31st
Divisors
56th
Evil Numbers
93rd
Evil Numbers (Long)
54th
Fibonacci
112th
102nd180th
Fizz Buzz
133rd97th
69th1st
Leap Years
75th
Levenshtein Distance
15th
Look and Say
16th
Niven Numbers
78th
Niven Numbers (Long)
44th
Odious Numbers
82nd
Odious Numbers (Long)
51st
Ordinal Numbers
22nd
Pangram Grep
47th
Prime Numbers
44th
Prime Numbers (Long)
33rd
Quine
41st
Time Distance
11th
Tongue-twisters
22nd
π
36th