12 Days of Christmas
103rd
Abundant Numbers
318th
brainfuck
273rd
Christmas Trees
23rd
146th
Cubes
163rd
Diamonds
113th
Divisors
52nd53rd37th119th48th60th
Emirp Numbers
155th
Evil Numbers
82nd
615th
Fibonacci
51st
189th130th47th
Fizz Buzz
907th
148th
Happy Numbers
120th
Leap Years
294th
Niven Numbers
278th
Odious Numbers
78th
520th
Ordinal Numbers
58th
247th
Pangram Grep
51st
Pascal’s Triangle
40th49th
343rd
Pernicious Numbers
333rd
Prime Numbers
93rd
331st
Quine
74th
Roman to Arabic
102nd
Rule 110
132nd
Seven Segment
143rd
Sierpiński Triangle
141st
Sudoku
13th
√2
254th
𝑒
173rd