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 A297510 Number of 5Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 2 neighboring 1s. 1
 1, 280, 2534, 14201, 270845, 3624914, 35049871, 431068698, 5534003000, 63359116756, 744028146659, 9066464960896, 107792105015031, 1274517673890830, 15252160661225132, 182090112172787219, 2165329133215506254 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Row 5 of A297506. LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 R. H. Hardin, Empirical recurrence of order 59 FORMULA Empirical recurrence of order 59 (see link above) EXAMPLE Some solutions for n=4 ..0..1..1..0. .1..1..1..0. .0..0..0..0. .0..0..1..0. .1..0..0..0 ..0..0..1..0. .0..0..0..0. .0..1..1..0. .0..1..0..0. .0..1..0..0 ..0..0..0..0. .1..1..0..0. .0..0..0..0. .0..0..1..1. .0..0..1..0 ..0..1..1..0. .0..1..0..1. .0..0..1..0. .0..0..0..0. .0..0..1..0 ..1..0..0..1. .0..0..1..0. .1..1..0..1. .1..1..1..1. .1..1..0..1 CROSSREFS Cf. A297506. Sequence in context: A272982 A234458 A234452 * A327948 A187384 A297724 Adjacent sequences: A297507 A297508 A297509 * A297511 A297512 A297513 KEYWORD nonn AUTHOR R. H. Hardin, Dec 31 2017 STATUS approved

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Last modified March 25 22:40 EDT 2023. Contains 361529 sequences. (Running on oeis4.)