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A218596 Hilltop maps: number of 5Xn binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or antidiagonal neighbor in a random 0..2 5Xn array 1
1, 737, 28305, 900213, 28543403, 908914463, 28976110305, 923902607653, 29456613886229, 939145718670695, 29942165452165937, 954626864774112217, 30435761282996284955, 970364022192333797121, 30937498799139172046789 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 5 of A218592

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..129

EXAMPLE

Some solutions for n=3

..1..1..1....1..0..1....1..0..1....0..1..1....0..0..0....0..1..0....1..0..0

..0..0..0....0..1..1....1..1..1....1..0..0....1..0..0....1..1..1....0..1..0

..0..1..0....0..1..0....0..0..0....0..1..0....0..0..1....1..1..1....1..0..0

..0..1..0....0..0..0....0..0..1....1..1..1....0..1..1....1..1..0....1..0..0

..1..1..0....1..1..1....1..1..1....0..0..1....1..0..0....1..0..0....0..1..1

CROSSREFS

Sequence in context: A231034 A004078 A295984 * A043633 A171641 A251814

Adjacent sequences:  A218593 A218594 A218595 * A218597 A218598 A218599

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 03 2012

STATUS

approved

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Last modified May 7 16:00 EDT 2021. Contains 343652 sequences. (Running on oeis4.)