99 Bottles of Beer
250th
Abundant Numbers
237th
Catalan Numbers
110th
Collatz
170th
Diamonds
167th
Divisors
669th
Emirp Numbers
280th
Evil Numbers
112th
Fibonacci
196th279th157th
Fizz Buzz
1st
Happy Numbers
483rd
Kolakoski Sequence
18th
Leap Years
193rd
Look and Say
240th
Niven Numbers
526th
Odious Numbers
135th
Ordinal Numbers
186th
Pangram Grep
123rd
Pascal’s Triangle
381st
Pernicious Numbers
192nd
Prime Numbers
418th
Quine
57th
Recamán
157th
Roman to Arabic
117th