login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A298091 Number of nX6 0..1 arrays with every element equal to 1, 2, 4 or 7 king-move adjacent elements, with upper left element zero. 1
5, 49, 33, 92, 87, 171, 203, 328, 484, 782, 1106, 1905, 2833, 4428, 7210, 11516, 17938, 28859, 46630, 73610, 118590, 191530, 307255, 494129, 797251, 1286394, 2075589, 3359029, 5437187, 8799802, 14259390, 23128238, 37531667, 60964288, 99077978 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A298093.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=7

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

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

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

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

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

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

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

CROSSREFS

Cf. A298093.

Sequence in context: A333982 A063429 A297856 * A298053 A298886 A298658

Adjacent sequences:  A298088 A298089 A298090 * A298092 A298093 A298094

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 12 2018

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified November 26 17:52 EST 2021. Contains 349343 sequences. (Running on oeis4.)