Abundant Numbers
651
Abundant Numbers (Long)
714
Arithmetic Numbers
650
Arrows
283
Ascending Primes
403
brainfuck
301
Card Number Validation
502
Catalan Numbers
823
Catalan’s Constant
264
Christmas Trees
553
Collatz
664
Divisors
673
Emirp Numbers
450
Emirp Numbers (Long)
505
Evil Numbers
727
Evil Numbers (Long)
713
Factorial Factorisation
421
Farey Sequence
307
Fibonacci
740
Fizz Buzz
649
Foo Fizz Buzz Bar
565
Fractions
489
Happy Numbers
392
Happy Numbers (Long)
489
Intersection
475
Inventory Sequence
535
Kolakoski Constant
468
Kolakoski Sequence
627
Leap Years
683
Leyland Numbers
586
ln 2
442
Look and Say
440
Lucky Numbers
495
Lucky Tickets
208
Niven Numbers
635
Niven Numbers (Long)
677
Odious Numbers
753
Odious Numbers (Long)
738
PalindromemordnilaP
683
Pangram Grep
619
Partition Numbers
290
Pascal’s Triangle
503
Pernicious Numbers
641
Pernicious Numbers (Long)
688
Prime Numbers
545
Prime Numbers (Long)
578
Proximity Grid
302
Recamán
625
ROT13
335
Rule 110
349
Set
260
Smith Numbers
479
Transpose Sentence
364
Vampire Numbers
441
Van Eck Sequence
507
π
307
φ
608
√2
591
𝑒
624