12 Days of Christmas
187th
99 Bottles of Beer
244th
Abundant Numbers
951st
Abundant Numbers (Long)
497th
Arabic to Roman
130th
Arithmetic Numbers
422nd
Ascending Primes
183rd
Collatz
271st
Evil Numbers
1,113th
Evil Numbers (Long)
524th
Intersection
319th
Ordinal Numbers
284th
Tic-tac-toe
139th
Tongue-twisters
452nd