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A202734
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Number of nX7 nonnegative integer arrays each row and column an ascent sequence (interior element no greater than one plus up-steps preceding it) and the lower right element equal to min(n,7)-1
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1
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1, 32, 2062, 184848, 12219684, 182593546, 51871384, 4025241096124, 36422682546205910, 131056226079716655758, 280757551199231043765836, 441077319990976298095629110, 574350179584926874304293083870
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