12 Days of Christmas
823
99 Bottles of Beer
677
Abundant Numbers
632
839
Abundant Numbers (Long)
617
Catalan Numbers
769
629
Christmas Trees
457
Collatz
643
Divisors
684
Emirp Numbers
587
Emirp Numbers (Long)
607
Evil Numbers
721
Evil Numbers (Long)
778
Fibonacci
636
Fizz Buzz
967
427
Foo Fizz Buzz Bar
804
Fractions
520
Leap Years
614
ln 2
606
Niven Numbers
787
Niven Numbers (Long)
854
Odious Numbers
767
Odious Numbers (Long)
756
Pascal’s Triangle
863
Prime Numbers
638
Prime Numbers (Long)
694
γ
532
π
544
τ
702
φ
493
√2
545
𝑒
508