Abundant Numbers
718
Arithmetic Numbers
725
brainfuck
540
Catalan Numbers
420
Christmas Trees
753
Collatz
757
CSS Colors
109
Diamonds
598
Divisors
685905
Emirp Numbers
569
Evil Numbers
755
Evil Numbers (Long)
741
Fibonacci
756736935
Fizz Buzz
929
Foo Fizz Buzz Bar
811
Fractions
644
Happy Numbers
510
Happy Numbers (Long)
603
Intersection
664
Kolakoski Sequence
707
Leap Years
771
Leyland Numbers
855
Look and Say
467
Lucky Numbers
519
Niven Numbers
722
Odious Numbers
754
Odious Numbers (Long)
739
Pangram Grep
730
Pascal’s Triangle
863
Pernicious Numbers
495
Pernicious Numbers (Long)
448
Prime Numbers
553
Prime Numbers (Long)
587
Proximity Grid
420
Quine
944
Recamán
602
Seven Segment
570
Sierpiński Triangle
414
Smith Numbers
294
Tongue-twisters
498
Vampire Numbers
95
√2
267
𝑒
408