A185501 - OEIS

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A185501

Number of (n+1)X5 0..2 arrays with every 2X2 subblock diagonal sum less antidiagonal sum equal to some horizontal or vertical neighbor 2X2 subblock diagonal sum less antidiagonal sum

1107, 30775, 511253, 10355969, 195165583, 3784477987, 72577946431, 1400254209765, 26934983956119, 519085872480091, 9991604236031191, 192473062350309415, 3705736421701914691, 71373052403445647521

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

OFFSET

1,1

COMMENTS

Column 4 of A185504

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..31

EXAMPLE

Some solutions for 3X5

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

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

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