12 Days of Christmas
215th
Abundant Numbers
174th
71st
380th
brainfuck
31st
233rd
Catalan Numbers
314th
Christmas Trees
580th
Collatz
399th
Cubes
95th
Diamonds
467th
Divisors
265th
101st
294th
Emirp Numbers
540th
Evil Numbers
200th81st
71st41st
546th
Fibonacci
394th126th77th144th61st105th859th
Fizz Buzz
235th
150th
52nd
Fractions
74th39th
291st
Happy Numbers
91st
56th
253rd
Happy Numbers (Long)
145th
Leap Years
584th
Leyland Numbers
34th
179th
Look and Say
253rd
Niven Numbers
77th
362nd
Odious Numbers
155th
63rd41st
457th
Pascal’s Triangle
53rd
206th
Pernicious Numbers
97th
239th
Prime Numbers
229th74th45th106th
415th
Quine
56th
Recamán
266th
Reverse Polish Notation
19th
156th
Roman to Arabic
211th
Rule 110
184th
Sierpiński Triangle
275th
Smith Numbers
151st
Sudoku
12th
102nd
Sudoku (Fill-in)
76th
Van Eck Sequence
21st
247th
√2
358th