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A223101 Number of nX5 0..2 arrays with exactly floor(nX5/2) elements equal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order 1
16, 1456, 198848, 40395409, 5423134897, 1153663937586, 158311829556848, 34620760131094199, 4810650239767909892, 1069281568428770152650, 149778510419948499933482, 33650531153990316280732410 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A223104

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..120

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A106176 A263975 A193128 * A086815 A302116 A294163

Adjacent sequences:  A223098 A223099 A223100 * A223102 A223103 A223104

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 14 2013

STATUS

approved

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Last modified October 1 01:03 EDT 2022. Contains 357127 sequences. (Running on oeis4.)