99 Bottles of Beer
282nd
Abundant Numbers
274th
Catalan Numbers
131st
Collatz
199th
Diamonds
190th
Divisors
729th
Emirp Numbers
312th
Evil Numbers
135th
Fibonacci
208th297th186th
Fizz Buzz
1st
Happy Numbers
529th
Kolakoski Sequence
19th
Leap Years
221st
Look and Say
270th
Niven Numbers
568th
Odious Numbers
153rd
Ordinal Numbers
203rd
Pangram Grep
143rd
Pascal’s Triangle
424th
Pernicious Numbers
227th
Prime Numbers
457th
Quine
72nd
Recamán
178th
Roman to Arabic
136th