Abundant Numbers
464
541
Abundant Numbers (Long)
485
510
Arithmetic Numbers
529
Catalan Numbers
246
Collatz
402
526
601
552
Day of Week
490
Divisors
433
720
565
Emirp Numbers
335
Evil Numbers
431
Evil Numbers (Long)
428
Fibonacci
329
533
Fizz Buzz
868
Happy Numbers
306
Happy Numbers (Long)
382
Leap Years
381
529
ln 2
489
Niven Numbers
313
357
Niven Numbers (Long)
390
494
396
Odious Numbers
436
Odious Numbers (Long)
427
Pernicious Numbers
273
Pernicious Numbers (Long)
341
Prime Numbers
318
426
516
484
Prime Numbers (Long)
328
521
515
Quine
428
RecamΓ‘n
532
Ο
133
Ο
150
Ο
490
β2
509