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A234189 Number of (n+1) X (5+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2 (constant-stress 1 X 1 tilings). 1
2802904, 83845322, 2571461348, 80718738808, 2520220543472, 79661836246626, 2500240291930760, 79390219771938514, 2502305309747766608, 79827367794939162180, 2526900718593524205516, 81013829611539694057770 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
EXAMPLE
Some solutions for n=1:
0 1 2 4 5 1 0 4 0 5 6 6 0 4 2 1 0 0 0 2 3 5 4 4
3 2 5 5 4 2 0 6 0 3 2 0 0 2 2 3 0 2 0 0 3 3 4 2
CROSSREFS
Column 5 of A234190.
Sequence in context: A203912 A355502 A356685 * A321056 A033534 A204744
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 20 2013
STATUS
approved

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Last modified March 28 08:22 EDT 2024. Contains 371236 sequences. (Running on oeis4.)