12 Days of Christmas
121st
99 Bottles of Beer
92nd
Abundant Numbers
68th
Abundant Numbers (Long)
74th
Arabic to Roman
27th
Ascending Primes
43rd
Card Number Validation
71st
Catalan Numbers
100th
419th
Catalan’s Constant
65th
Christmas Trees
98th
Collatz
35th
CSS Colors
150th
Day of Week
118th
Diamonds
169th
Divisors
92nd
Emirp Numbers
205th
Emirp Numbers (Long)
83rd
Evil Numbers
95th
Evil Numbers (Long)
57th
Farey Sequence
70th
Fibonacci
159th
Fizz Buzz
1st9th
4th
Foo Fizz Buzz Bar
42nd
Game of Life
55th
Gray Code Decoder
41st
Gray Code Encoder
53rd
Happy Numbers
74th
Happy Numbers (Long)
123rd
Hexdump
28th
Hilbert Curve
31st
Intersection
88th
Kolakoski Sequence
81st
Leap Years
126th
874th
Look and Say
49th
Lucky Numbers
67th
Lucky Tickets
64th
Mandelbrot
36th
Minesweeper
30th
N Queens
52nd
Niven Numbers
276th
Niven Numbers (Long)
109th
Number Spiral
65th
Odious Numbers
115th
Odious Numbers (Long)
66th
Ordinal Numbers
1st
Pascal’s Triangle
74th
Pernicious Numbers
124th
Pernicious Numbers (Long)
48th
Prime Numbers
188th
Prime Numbers (Long)
108th
Quine
51st
Repeating Decimals
42nd
Rijndael S-box
59th
Roman to Arabic
87th
ROT13
50th
Rule 110
58th
Scrambled Sort
49th
Seven Segment
88th
SI Units
35th
Sierpiński Triangle
44th
Spelling Numbers
83rd
Time Distance
57th
Tongue-twisters
111th
Vampire Numbers
55th
γ
25th
λ
92nd
π
94th
τ
69th
φ
75th
√2
91st
𝑒
95th