12 Days of Christmas
476th
99 Bottles of Beer
491st
Arabic to Roman
352nd
Arithmetic Numbers
304th
ASCII Table
215th
Card Number Validation
125th
Catalan Numbers
149th
Christmas Trees
489th
Collatz
433rd
Day of Week
138th
Diamonds
189th
Divisors
1,263rd
Evil Numbers
880th
Evil Numbers (Long)
469th
Fibonacci
1,243rd
Fizz Buzz
901st19th248th1,414th
Foo Fizz Buzz Bar
247th
483rd
Fractions
313th
Happy Numbers
298th
Happy Numbers (Long)
202nd
Inventory Sequence
146th
ISBN
245th
Leap Years
356th
613th
Leyland Numbers
322nd
Niven Numbers
141st
Niven Numbers (Long)
126th
Odious Numbers
700th
Odious Numbers (Long)
399th
Ordinal Numbers
274th
Pangram Grep
266th
Pascal’s Triangle
461st
Pernicious Numbers
420th
Pernicious Numbers (Long)
198th
Prime Numbers
473rd
Prime Numbers (Long)
222nd
Quine
135th392nd
745th
Recamán
260th
Reverse Polish Notation
154th
Spelling Numbers
132nd
Time Distance
152nd
Tongue-twisters
162nd
π
380th