99 Bottles of Beer
599
Arithmetic Numbers
474
Christmas Trees
266
Collatz
504
Divisors
537
Emirp Numbers
344
Emirp Numbers (Long)
378
Evil Numbers
478
Evil Numbers (Long)
474
Fibonacci
302
506
Fizz Buzz
536
Foo Fizz Buzz Bar
497
Happy Numbers
318
Happy Numbers (Long)
367
Look and Say
404
Niven Numbers
593565
Niven Numbers (Long)
657
Ordinal Numbers
270
474
Pangram Grep
501
Pernicious Numbers (Long)
482
Prime Numbers
316
Prime Numbers (Long)
375
Vampire Numbers
326
Van Eck Sequence
562
√2
560