12 Days of Christmas
8th
99 Bottles of Beer
13th
10th
Arabic to Roman
10th
10th
Christmas Trees
17th30th
11th
Divisors
37th41st
27th
Emirp Numbers
11th21st
17th
Evil Numbers
51st30th
26th
Fibonacci
804th
41st47th
112th
Fizz Buzz
9th
585th20th
Happy Numbers
37th23rd
21st
Morse Decoder
14th
13th
Morse Encoder
12th
10th
Niven Numbers
15th
Odious Numbers
45th32nd
21st
Pangram Grep
18th
21st
Pascal’s Triangle
45th
Pernicious Numbers
49th
Prime Numbers
143rd93rd27th38th622nd33rd
Quine
1st
88th6th
73rd
Roman to Arabic
125th
31st
Seven Segment
16th
12th
Sierpiński Triangle
19th
29th
Spelling Numbers
12th
π
56th14th485th27th
τ
46th12th
18th
φ
42nd13th
21st
𝑒
38th16th
29th