12 Days of Christmas
854
99 Bottles of Beer
826
Arabic to Roman
760
Ascending Primes
606
Card Number Validation
667
Catalan Numbers
594
Catalan’s Constant
66
Christmas Trees
745
Collatz
982
CSS Colors
199
Day of Week
845
Divisors
875
Evil Numbers
755
Fibonacci
943
Fizz Buzz
1,0009551,000
Foo Fizz Buzz Bar
908
Happy Numbers
785
Intersection
719
Leap Years
932
Look and Say
896
Lucky Numbers
545
Mandelbrot
702
Niven Numbers
627
Niven Numbers (Long)
746
Number Spiral
379
Odious Numbers
698
Odious Numbers (Long)
722
Pascal’s Triangle
788
Prime Numbers
706
Prime Numbers (Long)
731
Quine
862
Rijndael S-box
141
Roman to Arabic
585
ROT13
792
Rule 110
577
Sierpiński Triangle
700
Spelling Numbers
646
Tongue-twisters
676
λ
172
π
638
τ
639
φ
49
√2
525
𝑒
352