login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A235197 Number of (n+1) X (7+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 5, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings). 1
361688, 597712, 1043256, 2263256, 4984584, 12604104, 31498952, 85424552, 227963432, 642257224, 1783443032, 5163663400, 14768047576, 43807677640, 128616950488, 390991071592, 1178371493000, 3677353946536, 11391351499016 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
EXAMPLE
Some solutions for n=1:
0 1 4 5 4 1 4 5 0 6 3 5 2 3 0 6 3 2 6 3 5 1 3 4
6 2 0 6 0 2 0 6 2 3 5 2 4 0 2 3 0 4 3 5 2 3 0 6
CROSSREFS
Column 7 of A235198.
Sequence in context: A357700 A034630 A251298 * A263213 A109160 A269127
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 04 2014
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 29 07:27 EDT 2024. Contains 371265 sequences. (Running on oeis4.)