Abundant Numbers
669
Abundant Numbers (Long)
756
Arithmetic Numbers
673
Catalan Numbers
280
Christmas Trees
526
Collatz
618
735
Diamonds
398
Divisors
581
729
Emirp Numbers
392
Emirp Numbers (Long)
483
Evil Numbers
818
Evil Numbers (Long)
800
Fibonacci
584721
789
Fizz Buzz
862
Foo Fizz Buzz Bar
566
Fractions
628
Happy Numbers
304361
377
Intersection
415
Niven Numbers
654
Niven Numbers (Long)
718
Odious Numbers
852
Odious Numbers (Long)
832
Ordinal Numbers
415
Pangram Grep
601
Pernicious Numbers
332
Prime Numbers
623
Prime Numbers (Long)
659
Quine
947
Recamán
513
Van Eck Sequence
596
π
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