A265195 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give

A265195

Number of 5Xn arrays containing n copies of 0..5-1 with no equal horizontal or antidiagonal neighbors and new values introduced sequentially from 0.

1, 329, 76035, 20957398, 6394366422, 2057050979371, 693618769648379, 241887129322728625

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

OFFSET

1,2

COMMENTS

Row 5 of A265192.

LINKS

Table of n, a(n) for n=1..8.

EXAMPLE

Some solutions for n=3

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

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

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

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

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

CROSSREFS

Cf. A265192.

Sequence in context: A273615 A231362 A202010 * A190920 A145274 A174848

Adjacent sequences: A265192 A265193 A265194 * A265196 A265197 A265198

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 04 2015

STATUS

approved