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A198705 Number of nX5 0..4 arrays with values 0..4 introduced in row major order and each element equal to at least one horizontal or vertical neighbor 1
3, 488, 95209, 30407251, 10239497407, 3588013895024, 1259339424693241, 443261846229550014, 156011269606577035531, 54921491956679070862154, 19333997309693254684034877, 6806251639074571612122108120 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A198708

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..19

EXAMPLE

Some solutions with all values 0 to 4 for n=3

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

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

..3..3..4..4..4....4..4..0..0..3....4..4..4..3..2....2..2..0..4..4

CROSSREFS

Sequence in context: A238447 A241977 A045616 * A198624 A198652 A198659

Adjacent sequences:  A198702 A198703 A198704 * A198706 A198707 A198708

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 29 2011

STATUS

approved

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Last modified March 30 12:10 EDT 2020. Contains 333125 sequences. (Running on oeis4.)