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A234401 Number of (n+1)X(2+1) 0..6 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 12 1
5646, 204320, 6467216, 220295536, 7430382692, 252526817148, 8579502870748, 291761755509076, 9922679226131556, 337513437236178532, 11480620262607735580, 390526107372558413884, 13284268896268987223808 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 2 of A234405

LINKS

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

R. H. Hardin, Empirical recurrence of order 60

FORMULA

Empirical recurrence of order 60 (see link above)

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A339961 A332738 A184080 * A203726 A262660 A255147

Adjacent sequences:  A234398 A234399 A234400 * A234402 A234403 A234404

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 25 2013

STATUS

approved

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Last modified June 26 05:55 EDT 2022. Contains 354877 sequences. (Running on oeis4.)