12 Days of Christmas
7th
99 Bottles of Beer
18th
9th
Arabic to Roman
103rd
brainfuck
21st
Christmas Trees
27th
14th
196th
Divisors
105th10th
87th
7th
118th18th
Emirp Numbers
8th
23rd
73rd27th
Evil Numbers
24th
94th
17th
405th21st
Fibonacci
17th
1st
7th
60th
66th
Fizz Buzz
2nd175th19th
16th1st39th
92nd
901st
80th
Happy Numbers
7th
21st
Leap Years
36th
15th41st
74th
23rd
7th
Niven Numbers
14th
39th
Odious Numbers
24th
92nd
19th
303rd24th
Pangram Grep
12th
11th
10th
311th20th
Pascal’s Triangle
17th
130th
12th
Pernicious Numbers
23rd
42nd
Prime Numbers
14th
101st
32nd27th21st
504th19th140th
22nd
Quine
1st24th23rd1st27th
31st
1st
1st5th72nd14th1st
Roman to Arabic
104th
21st
Rule 110
4th
Seven Segment
8th
Sierpiński Triangle
7th
21st
12th
Spelling Numbers
1st
14th
π
73rd
τ
54th
φ
64th
𝑒
61st
150th