99 Bottles of Beer
269th
Abundant Numbers
260th
Catalan Numbers
121st
Collatz
187th
Diamonds
182nd
Divisors
698th
Emirp Numbers
298th
Evil Numbers
121st
Fibonacci
199th287th166th
Fizz Buzz
1st
Happy Numbers
514th
Kolakoski Sequence
19th
Leap Years
207th
Look and Say
256th
Niven Numbers
550th
Odious Numbers
142nd
Ordinal Numbers
195th
Pangram Grep
131st
Pascal’s Triangle
399th
Pernicious Numbers
210th
Prime Numbers
436th
Quine
63rd
Recamán
168th
Roman to Arabic
126th