12 Days of Christmas
874
99 Bottles of Beer
752
Abundant Numbers
708
Abundant Numbers (Long)
841
Arrows
210
Collatz
901
Divisors
813
Emirp Numbers
411
Emirp Numbers (Long)
452
Evil Numbers
836
Evil Numbers (Long)
816
Fibonacci
809789
Fizz Buzz
978992977
Foo Fizz Buzz Bar
630
Forsyth–Edwards Notation
480
Fractions
571
Happy Numbers
893
Leap Years
757
Odious Numbers
784
Odious Numbers (Long)
767
Pascal’s Triangle
731
Pernicious Numbers
383
Prime Numbers
872
Prime Numbers (Long)
603
Repeating Decimals
374
Smith Numbers
697
π
225