A234496 - OEIS

A234496

Number of (n+1) X (6+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2 (constant-stress 1 X 1 tilings).

5368636, 130537496, 3122368992, 78343976876, 1903351845712, 48536967979768, 1192684325401686, 30927279276836584, 768812747956709154

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..9.

EXAMPLE

Some solutions for n=1:

0 3 1 3 2 3 4 0 0 0 3 3 3 4 0 0 2 0 4 2 2

0 1 1 5 2 5 4 0 2 0 5 3 5 4 3 1 1 1 3 3 1

CROSSREFS

Column 6 of A234497.

Sequence in context: A338542 A115960 A186014 * A022258 A092020 A029822

Adjacent sequences: A234493 A234494 A234495 * A234497 A234498 A234499

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 26 2013

STATUS

approved