| N | Number of cubies (approx.) | Number of possible states | |---|---------------------------|----------------------------| | 2 | 8 | 3.7 × 10⁶ | | 3 | 26 | 4.3 × 10¹⁹ | | 4 | 56 | 7.4 × 10⁴⁵ | | 5 | 98 | 2.8 × 10⁷⁴ | | N | O(N³) | exp(O(N² log N)) |
The search for "Xnxnxnxn Cube Algorithms PDF" frequently leads to a specific hosted file often titled , which is a widely circulated manual for solving the Rubik's Revenge (4x4) and larger Review of the Manual