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Revision History for A257149

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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
(history; published version)

#4 by R. H. Hardin at Thu Apr 16 19:11:11 EDT 2015

STATUS

editing

approved

#3 by R. H. Hardin at Thu Apr 16 19:10:44 EDT 2015

LINKS

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

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

#2 by R. H. Hardin at Thu Apr 16 19:10:04 EDT 2015

NAME

allocated for R. H. Hardin

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

DATA

13504, 96680, 732482, 5449304, 39971674, 295114929, 2183417807, 16144616160, 119387730698, 882890101723, 6529665253371, 48291188396559, 357147674505523, 2641358506805251, 19534786074176850, 144473821838374989

OFFSET

1,1

COMMENTS

Column 3 of A257154

FORMULA

Empirical recurrence of order 79 (see link above)

EXAMPLE

Some solutions for n=2

..1..0..0..1..0....1..0..1..1..0....1..1..1..0..1....1..0..0..1..1

..1..0..0..0..1....0..1..0..1..0....0..0..1..1..0....0..0..0..1..0

..0..0..1..1..1....0..1..0..1..0....1..0..1..1..0....0..0..1..0..1

..1..0..0..0..0....0..0..0..0..1....1..1..0..1..0....1..0..1..1..0

CROSSREFS

Cf. A257154

KEYWORD

allocated

nonn

AUTHOR

R. H. Hardin, Apr 16 2015

STATUS

approved

editing

#1 by R. H. Hardin at Thu Apr 16 19:05:48 EDT 2015

NAME

allocated for R. H. Hardin

KEYWORD

allocated

STATUS

approved