12 Days of Christmas
387
99 Bottles of Beer
399
Abundant Numbers
678
Abundant Numbers (Long)
744
Arithmetic Numbers
702
Ascending Primes
362
ASCII Table
466
Card Number Validation
491
Catalan’s Constant
60
Collatz
734
Day of Week
695
Diamonds
395
Divisors
563831
Emirp Numbers
443
Emirp Numbers (Long)
497
Emojify
208
Evil Numbers
350785
Evil Numbers (Long)
768
Farey Sequence
408
Fibonacci
522
Fizz Buzz
876
Foo Fizz Buzz Bar
483774
Fractions
430
Happy Numbers
490
Kaprekar Numbers
266
Kolakoski Constant
60
Kolakoski Sequence
49
Leap Years
694
Leyland Numbers
525
Niven Numbers
799
Number Spiral
198
Odious Numbers
783
Odious Numbers (Long)
781
Ordinal Numbers
527
Partition Numbers
401
Pascal’s Triangle
61
Prime Numbers
577
Prime Numbers (Long)
611
Quine
946
ROT13
308
Smith Numbers
40
Spelling Numbers
232
Tongue-twisters
361
United States
210
λ
100
π
233
𝑒
46