12 Days of Christmas
177th
Abundant Numbers (Long)
2,387th
Arrows
840th
882nd
Calendar
2nd
Christmas Trees
2,812th
509th
1,179th
694th
Diamonds
2,007th
Intersection
949th
Minesweeper
397th
Morse Encoder
794th
Niven Numbers (Long)
2,124th
Number Spiral
1,131st
Prime Numbers
453rd
Prime Numbers (Long)
2,683rd
2,010th
Quine
785th
Seven Segment
347th
Star Wars GPT
430th
411th
Star Wars Opening Crawl
144th
Ten-pin Bowling
609th
589th
Tic-tac-toe
490th
Tower of Hanoi
1,131st
Transpose Sentence
638th
Trinomial Triangle
222nd
United States
430th
Vampire Numbers
703rd
λ
67th
π
1,845th
1,045th
1,474th
2,292nd