Abundant Numbers
464
541
Abundant Numbers (Long)
486
510
Arithmetic Numbers
530
Catalan Numbers
246
Collatz
403527602552
Day of Week
491
Divisors
433
721566
Emirp Numbers
335
Evil Numbers
431
Evil Numbers (Long)
429
Fibonacci
329
533
Fizz Buzz
869
Happy Numbers
306
Happy Numbers (Long)
382
Leap Years
381
530
ln 2
489
Niven Numbers
313
357
Niven Numbers (Long)
390496
396
Odious Numbers
436
Odious Numbers (Long)
428
Pernicious Numbers
273
Pernicious Numbers (Long)
342
Prime Numbers
318426517484
Prime Numbers (Long)
328
522516
Quine
428
RecamΓ‘n
532
Ο
133
Ο
150
Ο
490
β2
509