A251307 - OEIS

A251307

Number of (n+1) X (7+1) 0..3 arrays with no 2 X 2 subblock having the sum of its diagonal elements less than the maximum of its antidiagonal elements.

488885832, 5277635529521, 55435729766236658, 583546015909703620443, 6144539969766873395808341, 64691402985380930946801585128, 681079080998875086480109996361925, 7170607719188781373932332192382847810

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Column 7 of A251308.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=1

..0..0..1..0..1..2..0..2....0..0..1..0..1..1..2..1....0..0..0..0..0..0..2..1

..0..0..1..2..2..2..0..3....0..0..1..0..2..1..3..1....0..0..0..0..2..2..3..2

CROSSREFS