99 Bottles of Beer
610th
Arrows
96th
Catalan Numbers
1st
Collatz
179th
Divisors
801st
Evil Numbers
252nd
Evil Numbers (Long)
161st
Fibonacci
135th161st
Fizz Buzz
139th838th
Happy Numbers
244th
Happy Numbers (Long)
141st
Leap Years
129th
Niven Numbers
367th
Odious Numbers
137th
Odious Numbers (Long)
135th
Pascal’s Triangle
74th
Pernicious Numbers
99th
Prime Numbers
650th
Prime Numbers (Long)
404th
Recamán
113th