

A230187


Number of 4Xn 0..2 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value 2x(i,j)


1



0, 129, 1971, 73857, 2432241, 82359177, 2770525761, 93340154655, 3143682463065, 105885454704267, 3566387657985771, 120121801796361177, 4045897974546191799, 136272446957010253599, 4589878342395006746985, 154594591461184687863333
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