A233788 - 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

A233788

Number of (n+1)X(4+1) 0..3 arrays with every 2X2 subblock having the sum of the squares of all six edge and diagonal differences equal to 11

2856, 19396, 125976, 966892, 6892448, 58623880, 443965172, 4064000052, 31925115348, 306087278904, 2454080129016, 24176541741092, 195967141075428, 1960732403749404, 15985700459500860, 161362564368374036

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

OFFSET

1,1

COMMENTS

Column 4 of A233792

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=3

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

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

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

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

CROSSREFS

Sequence in context: A255026 A345588 A345846 * A250637 A067703 A253714

Adjacent sequences: A233785 A233786 A233787 * A233789 A233790 A233791

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 15 2013

STATUS

approved