12 Days of Christmas
822
99 Bottles of Beer
697
Abundant Numbers
703
Abundant Numbers (Long)
821
Arithmetic Numbers
810
Ascending Primes
409
ASCII Table
586
Card Number Validation
605
Catalan’s Constant
69
Collatz
809
CSS Colors
171
Day of Week
870
Diamonds
468
Divisors
558
872
Emirp Numbers
537
Emirp Numbers (Long)
595
Emojify
253
Evil Numbers
343
784
Evil Numbers (Long)
767
Farey Sequence
465
Fibonacci
521
Fizz Buzz
937957
Foo Fizz Buzz Bar
479
855971
Fractions
681
Happy Numbers
629
Kaprekar Numbers
289
Kolakoski Constant
66
Kolakoski Sequence
50
Leap Years
693
Leyland Numbers
613
Niven Numbers
795
Number Spiral
312254242182
Odious Numbers
781
Odious Numbers (Long)
778
Ordinal Numbers
638
Partition Numbers
429272
Pascal’s Triangle
66
Prime Numbers
577
Prime Numbers (Long)
610
Quine
945
ROT13
556
Smith Numbers
55
Spelling Numbers
366
Tongue-twisters
638
Transpose Sentence
597
United States
276
λ
146
π
260
𝑒
46