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A259513 Number of (n+1)X(6+1) 0..1 arrays with each 2X2 subblock having clockwise pattern 0000 0001 0101 0111 1
1939, 38409, 784130, 16602297, 355119489, 7648655920, 165145291429, 3570854380319, 77252441141038, 1671822431529063, 36183987347406927, 783203835623251972, 16952835485122685135, 366959278189068079729 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A259515

LINKS

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

R. H. Hardin, Empirical recurrence of order 56

FORMULA

Empirical recurrence of order 56 (see link above)

EXAMPLE

Some solutions for n=2

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

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

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

CROSSREFS

Cf. A259515

Sequence in context: A031766 A031542 A214478 * A202529 A236714 A203890

Adjacent sequences:  A259510 A259511 A259512 * A259514 A259515 A259516

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jun 29 2015

STATUS

approved

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Last modified July 12 10:20 EDT 2020. Contains 335657 sequences. (Running on oeis4.)