12 Days of Christmas
353rd
99 Bottles of Beer
449th
Abundant Numbers
40th
77th
Arabic to Roman
35th
Christmas Trees
294th
Cubes
106th
Diamonds
165th
Divisors
59th572nd133rd
Emirp Numbers
32nd
68th
Evil Numbers
56th
121st
Fibonacci
160th
238th
Fizz Buzz
196th1,469th400th
Happy Numbers
39th234th62nd
Leap Years
63rd452nd111th
Morse Decoder
93rd14th
Morse Encoder
107th
Niven Numbers
63rd368th83rd
Odious Numbers
46th344th96th
Ordinal Numbers
216th30th
Pangram Grep
242nd34th
Pascal’s Triangle
215th48th
Pernicious Numbers
208th66th
Prime Numbers
76th474th142nd
Rock-paper-scissors-Spock-lizard
127th
Roman to Arabic
142nd
Rule 110
101st13th
Seven Segment
147th34th