12 Days of Christmas
79th458th
99 Bottles of Beer
373rd
Christmas Trees
307th
CSS Colors
187th
Diamonds
395th
Emirp Numbers
556th
Evil Numbers
744th
Fibonacci
859th
Fizz Buzz
678th
Happy Numbers
503rd
Happy Numbers (Long)
260th
Leap Years
427th
Leyland Numbers
202nd
Look and Say
237th
Morse Encoder
205th
Ordinal Numbers
289th
Rock-paper-scissors-Spock-lizard
228th