12 Days of Christmas
28th182nd156th44th73rd52nd131st384th36th62nd29th52nd
139th1,084th35th116th93rd24th45th19th
99 Bottles of Beer
22nd
405th
1,011th
Fibonacci
140th547th
173rd
311th566th
208th
206th
1,445th175th255th267th
Fizz Buzz
184th
987th
2,656th
305th
Happy Numbers
233rd
Leap Years
64th
486th
906th
Recamán
420th