12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arithmetic Numbers
Christmas Trees
Collatz
Diamonds
Divisors
4th1st31st2nd
Emirp Numbers
Emirp Numbers (Long)
Evil Numbers
Evil Numbers (Long)
Fibonacci
8th2nd
Fizz Buzz
71st1st
Foo Fizz Buzz Bar
Gijswijt’s Sequence
Inventory Sequence
2nd7th
Kolakoski Sequence
Leap Years
Look and Say
Lucky Numbers
Niven Numbers
7th16th
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
Prime Numbers
10th13th
Prime Numbers (Long)
Recamán
Van Eck Sequence