12 Days of Christmas
152nd
Abundant Numbers
54th
Arabic to Roman
98th
brainfuck
107th
Christmas Trees
200th
Divisors
314th
Emirp Numbers
99th
Evil Numbers
158th
Fibonacci
66th
344th
Fizz Buzz
144th
588th
214th
1st123rd207th
1,401st
232nd
Happy Numbers
103rd
Leap Years
188th
Niven Numbers
218th
Odious Numbers
137th
Pangram Grep
128th
Prime Numbers
177th
Quine
1st25th198th95th30th35th270th1st1st38th50th
58th83rd83rd13th
π
74th
√2
407th