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A234121 Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1 1
313537, 93113761, 26937444801, 7888454356625, 2315408571668225, 680845368964238145, 200376051988817866625, 58999673293833047076529, 17376516489941449765539393, 5118401705337856988983612385 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A234122

LINKS

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

R. H. Hardin, Empirical recurrence of order 62

FORMULA

Empirical recurrence of order 62 (see link above)

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A210296 A214244 A102499 * A250152 A104826 A291599

Adjacent sequences:  A234118 A234119 A234120 * A234122 A234123 A234124

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 19 2013

STATUS

approved

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Last modified May 9 11:44 EDT 2021. Contains 343740 sequences. (Running on oeis4.)