

A252908


Number of (n+2)X(4+2) 0..3 arrays with every consecutive three elements in every row and column having exactly 2 distinct values, in every diagonal 1 or 2 distinct values, in every antidiagonal 2 or 3 distinct values, and new values 0 upwards introduced in row major order


1



28642, 288263, 3321526, 42339952, 551697392, 7249491353, 95923903361, 1272678322381, 16901116361226, 224686312253900, 2988072728793976, 39740979216112866, 528686297511992065, 7033465700071654332
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