12 Days of Christmas
840
99 Bottles of Beer
699
Abundant Numbers
707
Abundant Numbers (Long)
840
Arithmetic Numbers
825
Ascending Primes
416
ASCII Table
592
Card Number Validation
612
Catalan’s Constant
71
Collatz
876
Day of Week
866
Diamonds
473
Divisors
563876
Emirp Numbers
546
Emirp Numbers (Long)
598
Emojify
256
Evil Numbers
357785
Evil Numbers (Long)
768
Farey Sequence
463
Fibonacci
522
Fizz Buzz
960
Foo Fizz Buzz Bar
487974
Fractions
505
Happy Numbers
632
Kaprekar Numbers
294
Kolakoski Constant
71
Kolakoski Sequence
50
Leap Years
695
Leyland Numbers
617
Niven Numbers
802
Number Spiral
243
Odious Numbers
783
Odious Numbers (Long)
781
Ordinal Numbers
647
Partition Numbers
431
Pascal’s Triangle
66
Prime Numbers
577
Prime Numbers (Long)
611
Quine
946
Smith Numbers
54
Spelling Numbers
392
Tongue-twisters
640
United States
287
λ
159
π
260
𝑒
46