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

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A258956 Number of (n+3)X(7+3) 0..1 arrays with no 4x4 subblock diagonal sum not equal the antidiagonal sum 1
169347520, 44522440, 18461564, 6869922, 2456098, 1416722, 918188, 890370, 811958, 1035056, 1196160, 1600718, 2566134, 4124988, 6608642, 11948670, 21543478, 41323796, 77825118, 150708442, 291396336, 575053846, 1132458216 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A258957

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..41

EXAMPLE

Some solutions for n=1

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

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

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

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

CROSSREFS

Cf. A258957

Sequence in context: A172784 A250934 A233606 * A096536 A104331 A233598

Adjacent sequences: A258953 A258954 A258955 * A258957 A258958 A258959

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jun 15 2015

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 December 6 11:26 EST 2022. Contains 358631 sequences. (Running on oeis4.)