God's number

English

Etymology

Compare God's algorithm.

Proper noun

God's number

1. (combination puzzles, chiefly Rubik's Cube) The maximum number of moves needed to solve a puzzle using God's algorithm.
   • 2010, Cecilia di Chio et al., Applications of Evolutionary Computation, Part 1, →ISBN, page 80:

     Although invented in 1974, the number of moves required to solve any state of Rubik's Cube (the so-called God's number) is yet to be determined after 30 years.