12 Days of Christmas
387
99 Bottles of Beer
399
Abundant Numbers
678
Abundant Numbers (Long)
744
Arithmetic Numbers
714
Ascending Primes
362
ASCII Table
466
Card Number Validation
491
Catalan’s Constant
59
Collatz
735
CSS Colors
75
Day of Week
695
Diamonds
395
Divisors
563
831
Emirp Numbers
443
Emirp Numbers (Long)
497
Emojify
208
Evil Numbers
350
785
Evil Numbers (Long)
768
Farey Sequence
408
Fibonacci
522
Fizz Buzz
938876
Foo Fizz Buzz Bar
474
853774
Fractions
578
Happy Numbers
491
Kaprekar Numbers
266
Kolakoski Constant
60
Kolakoski Sequence
49
Leap Years
694
Leyland Numbers
525
Niven Numbers
799
Number Spiral
313255198209
Odious Numbers
783
Odious Numbers (Long)
781
Ordinal Numbers
527
Partition Numbers
401401
Pascal’s Triangle
61
Prime Numbers
577
Prime Numbers (Long)
612
Quine
946
ROT13
481
Smith Numbers
40
Spelling Numbers
232
Tongue-twisters
356
Transpose Sentence
475
United States
210
λ
100
π
233
𝑒
46