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A235255 Number of (n+1)X(5+1) 0..7 arrays with every 2X2 subblock having its diagonal sum differing from its antidiagonal sum by 7, with no adjacent elements equal (constant stress tilted 1X1 tilings) 1
39680, 102000, 251656, 717452, 1951752, 5990204, 17480904, 56590772, 174061880, 586251132, 1878570184, 6520782212, 21592361736, 76732245020, 260994094488, 945046085492, 3286749223400, 12084946706892, 42822271489672 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A235258

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..88

R. H. Hardin, Empirical recurrence of order 58

FORMULA

Empirical recurrence of order 58 (see link above)

EXAMPLE

Some solutions for n=2

..1..2..0..1..0..1....1..7..6..7..1..6....6..3..6..0..5..2....6..3..6..3..4..3

..7..1..6..0..6..0....2..1..7..1..2..0....1..5..1..2..0..4....3..7..3..7..1..7

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

CROSSREFS

Sequence in context: A162866 A236132 A204311 * A234920 A116220 A103809

Adjacent sequences:  A235252 A235253 A235254 * A235256 A235257 A235258

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 05 2014

STATUS

approved

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Last modified June 23 04:15 EDT 2021. Contains 345395 sequences. (Running on oeis4.)