Number of (n+1)X5 0..2 arrays with 2X2 subblock determinants differing from horizontal neighbors and permanents differing from vertical neighbors.
A205890
Number of (n+1)X5 0..2 arrays with 2X2 subblock determinants differing from horizontal neighbors and permanents differing from vertical neighbors.
Terms
- a(0) =28522a(1) =1042382a(2) =34564494a(3) =1076391970a(4) =34054078628
External references
- oeis: A205890