12 Days of Christmas
64th
99 Bottles of Beer
40th
Arabic to Roman
16th
Ascending Primes
27th
Card Number Validation
53rd
Catalan Numbers
88th
386th
Catalan’s Constant
53rd
Christmas Trees
80th
Collatz
28th
CSS Colors
83rd
Day of Week
98th
Diamonds
155th
Divisors
87th
Emirp Numbers
133rd
Emirp Numbers (Long)
79th
Evil Numbers
85th
Evil Numbers (Long)
48th
Farey Sequence
59th
Fibonacci
144th
Fizz Buzz
1st9th
5th
Foo Fizz Buzz Bar
34th
Game of Life
32nd
Happy Numbers
75th
Happy Numbers (Long)
113th
Hilbert Curve
18th
Intersection
28th
Kolakoski Sequence
71st
Leap Years
105th
833rd
Look and Say
40th
Lucky Numbers
59th
Lucky Tickets
54th
Mandelbrot
16th
Minesweeper
21st
N Queens
47th
Niven Numbers
260th
Niven Numbers (Long)
96th
Number Spiral
44th
Odious Numbers
107th
Odious Numbers (Long)
58th
Ordinal Numbers
1st
Pascal’s Triangle
66th
Prime Numbers
175th
Prime Numbers (Long)
94th
Quine
31st
Repeating Decimals
30th
Rijndael S-box
46th
Roman to Arabic
54th
ROT13
18th
Rule 110
55th
Scrambled Sort
40th
Seven Segment
84th
SI Units
30th
Sierpiński Triangle
39th
Spelling Numbers
30th
Time Distance
51st
Tongue-twisters
43rd
Vampire Numbers
57th
λ
82nd
π
82nd
τ
65th
φ
66th
√2
77th
𝑒
79th