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 A202915 Number of nX7 0..7 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor 0

%I

%S 45648,66085464308,43681585962838352,22397115742156661223732,

%T 12023921497279230314645570796,6613658872365063161591092431692334

%N Number of nX7 0..7 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor

%C Column 7 of A202916

%e Some solutions for n=4

%e ..1..2..5..3..4..1..0....2..5..7..7..3..6..3....1..7..0..0..5..3..2

%e ..1..4..5..4..4..3..4....1..7..3..1..7..6..6....2..7..6..6..5..1..4

%e ..3..3..3..2..4..2..4....7..7..2..4..7..0..6....5..1..6..2..5..0..4

%e ..0..5..5..1..7..7..5....2..2..0..3..1..6..6....7..7..4..1..5..1..0

%K nonn

%O 1,1

%A _R. H. Hardin_ Dec 26 2011

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Last modified November 28 17:22 EST 2022. Contains 358421 sequences. (Running on oeis4.)