12 Days of Christmas
294
Abundant Numbers
669
660
761
Abundant Numbers (Long)
836
Christmas Trees
597
Collatz
788
Diamonds
304
Divisors
764
673
Emirp Numbers
356
Emirp Numbers (Long)
545
Emojify
154
Evil Numbers
701
Fibonacci
584
670
659
Fizz Buzz
807895922457840795793874922818
610335776784943683684893766904803
831812891937868799358862854
Intersection
273
490
Leap Years
688
662
693
ln 2
664
Niven Numbers
584
Odious Numbers
754
Pernicious Numbers
524
Prime Numbers
605
467
653
Prime Numbers (Long)
691
Quine
475379345465355
939
872
428
55587
633
175726586
915
172630
402
Recamán
555
574
Rock-paper-scissors-Spock-lizard
242
Sierpiński Triangle
127
128
Sudoku
199
Tongue-twisters
284
Vampire Numbers
326
π
100
155
φ
674
√2
694