

A230804


Number of nX6 0..3 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 4 and at least one element with value (x(i,j)1) mod 4, and upper left element zero


0



0, 154, 1546, 183088, 6832578, 485186602, 25669880656, 1576356652138, 90342705475634, 5358270247598784, 312733245050099786
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