99 Bottles of Beer
531
Abundant Numbers
727
Christmas Trees
588
Diamonds
490399
Divisors
628
Emirp Numbers
485
Evil Numbers
394
Fibonacci
786977947
Fizz Buzz
824
Fractions
500
Leap Years
854
Niven Numbers
618
Odious Numbers
381
Ordinal Numbers
Pangram Grep
401
Pascal’s Triangle
520
Prime Numbers
563
482
Recamán
607
Seven Segment
592
Tongue-twisters
520