Abundant Numbers
535
Christmas Trees
508
Cubes
427
Diamonds
410
Divisors
421774385
751773478883502574572284543922
Emirp Numbers
450
Evil Numbers
675
Fibonacci
568
812659
Fizz Buzz
691
Happy Numbers
449
Leap Years
746
Niven Numbers
839
Odious Numbers
672
465
Pascal’s Triangle
614
Pernicious Numbers
414
Prime Numbers
556
Quine
479
467254
946
Sierpiński Triangle
493