12 Days of Christmas
100th
99 Bottles of Beer
64th
Abundant Numbers
12th
Abundant Numbers (Long)
14th
Arabic to Roman
55th
Arithmetic Numbers
11th
Arrows
21st
Ascending Primes
49th
ASCII Table
47th
brainfuck
52nd
Card Number Validation
22nd
Catalan Numbers
143rd
Catalan’s Constant
39th
Christmas Trees
76th
Collatz
195th53rd78th
70th
CSS Colors
70th
Cubes
61st
Day of Week
99th
Diamonds
61st
Divisors
1st
Emirp Numbers
171st
Emirp Numbers (Long)
97th
Emojify
83rd
Evil Numbers
126th
Evil Numbers (Long)
33rd
Factorial Factorisation
17th
Farey Sequence
83rd
Fibonacci
123rd457th161st175th58th74th178th525th
44th173rd249th51st
Fizz Buzz
38th
Foo Fizz Buzz Bar
17th
Forsyth–Edwards Notation
34th
Fractions
55th
Gijswijt’s Sequence
78th
Happy Numbers
1st
Happy Numbers (Long)
126th
Hexdump
31st
Intersection
23rd
Inventory Sequence
169th
ISBN
177th
Jacobi Symbol
32nd
Kaprekar Numbers
66th
Kolakoski Constant
25th
Kolakoski Sequence
13th
Leap Years
212th
27th
Levenshtein Distance
59th
Leyland Numbers
201st
ln 2
58th
Lucky Numbers
155th
Lucky Tickets
88th
Mandelbrot
19th
Medal Tally
91st
Niven Numbers
279th
Niven Numbers (Long)
55th
Odious Numbers
91st
Odious Numbers (Long)
74th
Ordinal Numbers
59th
36th
1st
Pangram Grep
31st
Partition Numbers
52nd
Pascal’s Triangle
18th
Pernicious Numbers
149th
Pernicious Numbers (Long)
94th
Prime Numbers
25th
147th
Prime Numbers (Long)
48th
Proximity Grid
47th
Quine
67th
Repeating Decimals
67th
Reverse Polish Notation
38th
Seven Segment
196th
Time Distance
33rd
United States
116th
Van Eck Sequence
155th
Zodiac Signs
33rd
π
47th
τ
59th
φ
79th
√2
129th
𝑒
80th