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A233995
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Number of (n+1)X(6+1) 0..6 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 18
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1
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409848, 1058618, 2642176, 9191620, 29399672, 134489796, 533896296, 3264749708, 15542978456, 122745429104, 657831693460, 6124781861308, 34971315813420, 353881335179400, 2089489093085556, 21913872733573812, 132014144306494392
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