Abundant Numbers
552
Christmas Trees
534
Cubes
456
Diamonds
433
Divisors
442800416
795790500932522598581288562975
Emirp Numbers
473
Evil Numbers
704
Fibonacci
584
833688
Fizz Buzz
706
Happy Numbers
470
Leap Years
771
Niven Numbers
875
Odious Numbers
704
481
Pascal’s Triangle
650
Pernicious Numbers
435
Prime Numbers
580
Quine
500
493406
969
Sierpiński Triangle
514