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A257149 Number of (n+2)X(3+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column minus the sum of the minimums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1

%I #4 Apr 16 2015 19:11:11

%S 13504,96680,732482,5449304,39971674,295114929,2183417807,16144616160,

%T 119387730698,882890101723,6529665253371,48291188396559,

%U 357147674505523,2641358506805251,19534786074176850,144473821838374989

%N Number of (n+2)X(3+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column minus the sum of the minimums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally

%C Column 3 of A257154

%H R. H. Hardin, <a href="/A257149/b257149.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A257149/a257149.txt">Empirical recurrence of order 79</a>

%F Empirical recurrence of order 79 (see link above)

%e Some solutions for n=2

%e ..1..0..0..1..0....1..0..1..1..0....1..1..1..0..1....1..0..0..1..1

%e ..1..0..0..0..1....0..1..0..1..0....0..0..1..1..0....0..0..0..1..0

%e ..0..0..1..1..1....0..1..0..1..0....1..0..1..1..0....0..0..1..0..1

%e ..1..0..0..0..0....0..0..0..0..1....1..1..0..1..0....1..0..1..1..0

%Y Cf. A257154

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 16 2015

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)