12 Days of Christmas
86th
Abundant Numbers
276th
brainfuck
242nd
Christmas Trees
18th
129th
Cubes
147th
Diamonds
96th
Divisors
44th50th34th100th47th53rd
Emirp Numbers
134th
Evil Numbers
74th
551st
Fibonacci
43rd
157th107th43rd
Fizz Buzz
849th
138th
Happy Numbers
99th
Leap Years
261st
Niven Numbers
249th
Odious Numbers
66th
468th
Ordinal Numbers
54th
224th
Pangram Grep
49th
Pascal’s Triangle
38th41st
303rd
Pernicious Numbers
292nd
Prime Numbers
83rd
292nd
Quine
57th
Roman to Arabic
84th
Rule 110
114th
Seven Segment
120th
Sierpiński Triangle
119th
Sudoku
13th
√2
220th
𝑒
142nd