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A234417 Number of (n+1)X(4+1) 0..7 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1 1
14794, 576798, 22692600, 902381482, 35990116136, 1437580782720, 57473377454022, 2299237494134150, 92030237216593330, 3685303189481074236, 147634155160031159822, 5916313861680085126812, 237164341626084807157100 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A234421

LINKS

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

R. H. Hardin, Empirical recurrence of order 94

FORMULA

Empirical recurrence of order 94 (see link above)

EXAMPLE

Some solutions for n=1

..2..1..2..2..3....1..1..1..2..3....4..5..5..5..5....4..4..4..4..4

..1..2..2..2..3....0..1..2..2..3....4..4..5..6..6....3..3..3..4..4

CROSSREFS

Sequence in context: A043648 A272128 A035919 * A251332 A186790 A234766

Adjacent sequences:  A234414 A234415 A234416 * A234418 A234419 A234420

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 25 2013

STATUS

approved

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Last modified June 28 21:04 EDT 2022. Contains 354907 sequences. (Running on oeis4.)