12 Days of Christmas
8th
99 Bottles of Beer
13th
10th
Arabic to Roman
10th
10th
Christmas Trees
17th29th
10th
Divisors
36th41st
25th
Emirp Numbers
10th20th
15th
Evil Numbers
51st30th
25th
Fibonacci
801st
40th45th
110th
Fizz Buzz
9th
580th18th
Happy Numbers
37th23rd
21st
Morse Decoder
14th
13th
Morse Encoder
12th
10th
Niven Numbers
15th
Odious Numbers
43rd31st
20th
Pangram Grep
16th
21st
Pascal’s Triangle
43rd
Pernicious Numbers
48th
Prime Numbers
140th91st25th38th618th32nd
Quine
1st
88th6th
73rd
Roman to Arabic
123rd
30th
Seven Segment
15th
12th
Sierpiński Triangle
18th
29th
Spelling Numbers
12th
π
55th14th507th27th
τ
45th11th
19th
φ
41st13th
20th
𝑒
38th16th
29th