12 Days of Christmas
225th
99 Bottles of Beer
206th
Arabic to Roman
99th
Christmas Trees
151st
Divisors
371st
Emirp Numbers
54th
Evil Numbers
190th
Fibonacci
381st
Fizz Buzz
881st
Happy Numbers
159th
Morse Encoder
79th
Odious Numbers
171st
Pangram Grep
165th
Pascal’s Triangle
136th
Pernicious Numbers
99th
Prime Numbers
227th
Quine
395th
Roman to Arabic
77th
Seven Segment
115th
Sierpiński Triangle
106th
π
177th
φ
78th