The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A202568 Number of (n+3)X5 binary arrays with no more than two of any consecutive four bits set in any row or column 1
 56821, 713977, 9145905, 116710359, 1467328435, 18492393187, 233878112373, 2956421289933, 37348720724845, 471748204134829, 5960418808857031, 75308829290550867, 951465403865998335, 12020694152446594231 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 2 of A202574 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=2 ..0..0..0..0..0....0..1..0..0..1....1..1..0..0..0....0..0..0..1..0 ..0..1..0..0..1....0..0..1..1..0....1..1..0..0..0....0..1..1..0..0 ..1..1..0..0..0....0..1..0..1..0....0..0..0..0..0....0..1..1..0..0 ..0..0..0..0..1....0..0..0..0..1....0..0..1..0..1....0..0..0..0..0 ..1..0..0..0..0....1..1..0..0..1....0..0..0..0..1....0..0..0..0..1 CROSSREFS Sequence in context: A190836 A288076 A031683 * A145685 A333951 A292788 Adjacent sequences: A202565 A202566 A202567 * A202569 A202570 A202571 KEYWORD nonn AUTHOR R. H. Hardin Dec 21 2011 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 June 13 05:35 EDT 2024. Contains 373366 sequences. (Running on oeis4.)