12 Days of Christmas
24th
99 Bottles of Beer
46th
Abundant Numbers
12th
Abundant Numbers (Long)
11th
Arabic to Roman
4th
Arithmetic Numbers
1st
Arrows
43rd
ASCII Table
47th
brainfuck
10th
27th
Catalan Numbers
1st
Catalan’s Constant
17th
Christmas Trees
1st
Collatz
29th
CSS Colors
9th
Cubes
18th
Day of Week
1st
Diamonds
1st
Divisors
1st
Emirp Numbers
13th
Emirp Numbers (Long)
25th
Emojify
14th
Evil Numbers
8th
7th
1st
Evil Numbers (Long)
24th1st
Fibonacci
12th
1st
Fizz Buzz
1st1st
Foo Fizz Buzz Bar
55th
Forsyth–Edwards Notation
37th
Fractions
18th
Happy Numbers
31st
Happy Numbers (Long)
12th
Hexdump
47th
Intersection
4th
Inventory Sequence
42nd
ISBN
5th
Kolakoski Constant
19th
Kolakoski Sequence
11th
Leap Years
1st8th
Levenshtein Distance
19th
Leyland Numbers
6th
ln 2
13th
Look and Say
15th
Lucky Tickets
39th
Morse Decoder
17th
Morse Encoder
19th
Musical Chords
20th
Niven Numbers
1st
Niven Numbers (Long)
22nd
Number Spiral
10th
Odious Numbers
4th
Odious Numbers (Long)
1st
Ordinal Numbers
1st
Pangram Grep
11th
Pascal’s Triangle
7th
Pernicious Numbers
1st
Pernicious Numbers (Long)
17th
Poker
48th
Prime Numbers
9th
1st10th
Prime Numbers (Long)
1st
Proximity Grid
Quine
9th
1st
Repeating Decimals
25th
Reverse Polish Notation
19th
Rijndael S-box
23rd
Rock-paper-scissors-Spock-lizard
15th
Roman to Arabic
19th
Rule 110
14th
Seven Segment
30th
Sierpiński Triangle
25th
Smith Numbers
11th
Spelling Numbers
17th
Sudoku
14th
Sudoku (Fill-in)
16th
Ten-pin Bowling
34th
Time Distance
32nd
Tongue-twisters
2nd
United States
22nd
Vampire Numbers
24th
Van Eck Sequence
6th
1st
Zodiac Signs
22nd
λ
79th
π
15th
τ
13th
φ
1st
√2
1st
𝑒
1st