12 Days of Christmas
18th
99 Bottles of Beer
98th
58th5th
Abundant Numbers
18th26th
149th3rd
Abundant Numbers (Long)
122nd3rd
Arithmetic Numbers
4th
Ascending Primes
6th
ASCII Table
7th
brainfuck
3rd
Card Number Validation
19th
Catalan Numbers
32nd
Christmas Trees
4th
Collatz
11th
Day of Week
1st
Diamonds
11th
Divisors
25th83rd9th1st1st
Emirp Numbers
23rd
Emirp Numbers (Long)
10th
Emojify
11th
Evil Numbers
28th62nd
239th4th
Evil Numbers (Long)
33rd15th
Factorial Factorisation
1st
Farey Sequence
1st
Fibonacci
173rd7th
Fizz Buzz
8th
Foo Fizz Buzz Bar
6th
Forsyth–Edwards Notation
1st
Fractions
46th1st
Happy Numbers
14th
19th
Happy Numbers (Long)
1st
Hexdump
14th
Inventory Sequence
15th
ISBN
16th
Jacobi Symbol
14th
Kolakoski Constant
11th
Kolakoski Sequence
18th
Leap Years
17th55th7th49th18th
Leyland Numbers
40th
3rd
ln 2
1st
Look and Say
9th
Lucky Numbers
10th
Medal Tally
15th
Musical Chords
8th
Niven Numbers
1st
131st28th
Niven Numbers (Long)
1st
Number Spiral
11th
Odious Numbers
57th
135th5th
Odious Numbers (Long)
72nd12th
Ordinal Numbers
56th
1st
PalindromemordnilaP
7th
Pangram Grep
5th
Pascal’s Triangle
78th
1st
Pernicious Numbers
54th
67th38th
Pernicious Numbers (Long)
6th
Prime Numbers
74th
1st
Prime Numbers (Long)
1st
Quine
1st
Recamán
8th
Reverse Polish Notation
11th
ROT13
78th1st
Rule 110
22nd
Scrambled Sort
20th
Seven Segment
24th
Sierpiński Triangle
52nd
17th
Smith Numbers
9th
Spelling Numbers
2nd2nd
22nd2nd
Tongue-twisters
20th
Transpose Sentence
10th
United States
54th
16th
Van Eck Sequence
16th
1st
π
8th
τ
11th
φ
21st
√2
14th
𝑒
10th