12 Days of Christmas
370
Abundant Numbers
652
369
700
560
Christmas Trees
684
Collatz
859
770
Cubes
267
DFA Simulator
460
Divisors
521
701
Emirp Numbers
348
Evil Numbers
446
769
Fibonacci
529
636
621
Fizz Buzz
721
364
855
Foo Fizz Buzz Bar
447
Happy Numbers
436
ISBN
683
Leap Years
457
Niven Numbers
667
Odious Numbers
800
Pernicious Numbers
357
Prime Numbers
683
231
588
Proximity Grid
423
Quine
500
969
RecamΓ‘n
437
Reverse Polish Notation
414
β2
510
π
552