99 Bottles of Beer
286th
Abundant Numbers
277th
Catalan Numbers
134th
Collatz
204th
Diamonds
192nd
Divisors
734th
Emirp Numbers
316th
Evil Numbers
138th
Fibonacci
212th303rd189th
Fizz Buzz
1st
Happy Numbers
533rd
Kolakoski Sequence
19th
Leap Years
221st
Look and Say
279th
Niven Numbers
576th
Odious Numbers
156th
Ordinal Numbers
205th
Pangram Grep
147th
Pascal’s Triangle
426th
Pernicious Numbers
233rd
Prime Numbers
463rd
Quine
74th
Recamán
182nd
Roman to Arabic
138th