12 Days of Christmas
402
Abundant Numbers
481
667
688
brainfuck
348
323
Catalan Numbers
522
Christmas Trees
506
Collatz
698
Cubes
442
Diamonds
223
Divisors
528
598
917
Emirp Numbers
389
Evil Numbers
436555
522802
755
Fibonacci
576817928572939385866
Fizz Buzz
610
690
891
Fractions
458560
533
Happy Numbers
353
468
523
Happy Numbers (Long)
651
Leap Years
683
Leyland Numbers
473
686
Look and Say
458
Niven Numbers
523
744
Odious Numbers
442
521815
753
Pascal’s Triangle
574
751
Pernicious Numbers
386
686
Prime Numbers
445562700491
654
Quine
946
Recamán
633
Reverse Polish Notation
537
490
Roman to Arabic
399
Rule 110
378
Sierpiński Triangle
280
Smith Numbers
407
Sudoku
317
187
Sudoku (Fill-in)
179
Van Eck Sequence
318
465
√2
630