

A231040


Number of 4Xn 0..2 arrays x(i,j) with each element horizontally, diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 3 and at least one element with value (x(i,j)1) mod 3, and upper left element zero


1



0, 0, 32, 1344, 17984, 677204, 18856728, 564645420, 16234948496, 475975504692, 13857021589642, 404691502166966, 11799362329503764, 344308929571301874, 10043260926278906802, 293007140636817319366, 8547634832665972057722
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