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A251226 Number of (n+1) X (6+1) 0..1 arrays with no 2 X 2 subblock having the minimum of its diagonal elements greater than the absolute difference of its antidiagonal elements. 1
7275, 453273, 27662994, 1697323707, 103986727042, 6373427948731, 390586327228567, 23937316421928928, 1466999236798838668, 89905332249468711934, 5509861728752949673273, 337672768681288148069329 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A251228.

LINKS

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

R. H. Hardin, Empirical recurrence of order 54

FORMULA

Empirical recurrence of order 54 (see link above).

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Cf. A251228.

Sequence in context: A297880 A084276 A152502 * A260000 A303876 A358855

Adjacent sequences: A251223 A251224 A251225 * A251227 A251228 A251229

KEYWORD

nonn,changed

AUTHOR

R. H. Hardin, Nov 30 2014

STATUS

approved

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Last modified March 29 05:10 EDT 2023. Contains 361596 sequences. (Running on oeis4.)