12 Days of Christmas
285
Abundant Numbers
665
657
756
Abundant Numbers (Long)
829
Christmas Trees
594
Collatz
785
Diamonds
283
Divisors
757
657
Emirp Numbers
353
Emirp Numbers (Long)
542
Emojify
152
Evil Numbers
700
Fibonacci
582
669
658
Fizz Buzz
799886916457838792791869887813
606332774768939677682891760899796
822806889887862797355857846
Intersection
271
469
Leap Years
673
660
690
ln 2
660
Niven Numbers
580
Odious Numbers
751
Pernicious Numbers
521
Prime Numbers
604
467
653
Prime Numbers (Long)
690
Quine
478381346467356
943
839
430
39987
635
176729589
917
825632
404
Recamán
551
563
Rock-paper-scissors-Spock-lizard
242
Sierpiński Triangle
128
126
Sudoku
199
Tongue-twisters
284
Vampire Numbers
310
π
100
155
φ
672
√2
690