12 Days of Christmas
105th
Abundant Numbers
320th
brainfuck
276th
Christmas Trees
23rd
150th
Cubes
164th
Diamonds
113th
Divisors
52nd53rd37th120th48th61st
Emirp Numbers
156th
Evil Numbers
82nd
617th
Fibonacci
51st
189th130th43rd
Fizz Buzz
910th
149th
Happy Numbers
121st
Leap Years
295th
Niven Numbers
278th
Odious Numbers
78th
522nd
Ordinal Numbers
58th
249th
Pangram Grep
51st
Pascal’s Triangle
40th49th
343rd
Pernicious Numbers
334th
Prime Numbers
95th
333rd
Quine
75th
Roman to Arabic
104th
Rule 110
132nd
Seven Segment
143rd
Sierpiński Triangle
141st
Sudoku
13th
√2
257th
𝑒
176th