A222574 - OEIS

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A222574

Number of 2Xn 0..2 arrays with no more than floor(2Xn/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..2 order

2, 1, 5, 10, 25, 128, 292, 1318, 3640, 14788, 42332, 172442, 496654, 2013238, 5919842, 23613110, 70986662, 279047430, 854262098, 3317468446, 10317918394, 39625082182, 125013898578, 475235749926, 1518534868610, 5720236047374

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OFFSET

1,1

COMMENTS

Row 2 of A222573

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..65

EXAMPLE

All solutions for n=3

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

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

CROSSREFS