Number of 4X(n+1) 0..2 arrays with 2X2 subblock determinants differing from horizontal neighbors and permanents differing from vertical neighbors.
A205896
Number of 4X(n+1) 0..2 arrays with 2X2 subblock determinants differing from horizontal neighbors and permanents differing from vertical neighbors.
Terms
- a(0) =2766a(1) =61588a(2) =1476942a(3) =34564494a(4) =804426380a(5) =18812081142a(6) =439162152842
External references
- oeis: A205896