Abundant Numbers
729
Arithmetic Numbers
745
brainfuck
559
Catalan Numbers
431
Christmas Trees
765
Collatz
773
CSS Colors
114
Diamonds
609
Divisors
700919
Emirp Numbers
581
Evil Numbers
769
Evil Numbers (Long)
759
Fibonacci
785750947
Fizz Buzz
935
Foo Fizz Buzz Bar
822
Fractions
664
Happy Numbers
521
Happy Numbers (Long)
621
Intersection
688
Kolakoski Sequence
732
Leap Years
782
Leyland Numbers
880
Look and Say
481
Lucky Numbers
535
Niven Numbers
733
Odious Numbers
769
Odious Numbers (Long)
759
Pangram Grep
750
Pascal’s Triangle
885
Pernicious Numbers
506
Pernicious Numbers (Long)
460
Prime Numbers
563
Prime Numbers (Long)
603
Proximity Grid
439
Quine
969
Recamán
616
Seven Segment
584
Sierpiński Triangle
422
Smith Numbers
305
Tongue-twisters
501
Vampire Numbers
98
√2
272
𝑒
417