12 Days of Christmas
107
Abundant Numbers
669695
Abundant Numbers (Long)
720
Arabic to Roman
441
691
Arithmetic Numbers
780
Ascending Primes
403
Collatz
725
887
Cubes
338
Diamonds
257
Divisors
806714
Emirp Numbers
463
668
Emirp Numbers (Long)
612
Evil Numbers
578
958
Evil Numbers (Long)
557
952
Factorial Factorisation
385
Farey Sequence
409
Fizz Buzz
693529619
Kolakoski Sequence
536
640
Leap Years
804
ln 2
135142
242
N Queens
358
Niven Numbers
855
Niven Numbers (Long)
724668
Odious Numbers
596
956
Odious Numbers (Long)
949
Prime Numbers
720671
Prime Numbers (Long)
732714
Van Eck Sequence
760
λ
232
532
π
571