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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A255081 Number of (n+2)X(7+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum one 1
 418200, 7070281, 170527280, 2916864064, 60755627185, 1389939607849, 29652533456379, 631682065157796, 13873313158089840, 301813198275078400, 6529986007410270600, 141995549130168315024, 3088910037098708106544 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 7 of A255082 LINKS R. H. Hardin, Table of n, a(n) for n = 1..171 EXAMPLE Some solutions for n=1 ..0..1..0..1..0..1..1..1..0....0..1..0..0..0..1..1..0..1 ..0..1..1..1..1..0..1..0..1....0..1..0..1..0..1..0..0..1 ..1..1..1..0..1..0..0..1..1....1..0..1..1..1..0..1..1..1 CROSSREFS Cf. A255082 Sequence in context: A151838 A259404 A116936 * A206315 A184373 A164729 Adjacent sequences: A255078 A255079 A255080 * A255082 A255083 A255084 KEYWORD nonn AUTHOR R. H. Hardin, Feb 14 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.

Last modified February 2 15:26 EST 2023. Contains 360022 sequences. (Running on oeis4.)