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A204407
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Number of (n+2)X9 0..2 arrays with every 3X3 subblock having three strictly increasing elements in a row horizontally, vertically or nw-to-se diagonally
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1
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8916413698, 70339685822, 390091281543, 3295136296152, 24512116048486, 293407168633797, 2207029201023771, 21911437072459629, 430514154992807997, 3260720153263079196, 28863006384281816178, 493937895603239521650
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