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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A297066 Number of n X n 0..1 arrays with no 1 adjacent to 1 king-move neighboring 1. 0
 2, 10, 205, 16059, 5651413, 7919440725, 42862620370029, 903073429362722932, 74176314123331508770566, 23719867755601900522061492084, 29525329905069152885550681708955468 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Diagonal of A297073. LINKS Table of n, a(n) for n=1..11. EXAMPLE Some solutions for n=4 ..0..1..1..0. .1..0..1..0. .1..1..0..1. .0..0..0..0. .0..0..1..1 ..0..0..1..0. .0..0..0..0. .0..1..1..1. .0..1..0..1. .0..1..0..1 ..0..0..1..1. .1..1..1..0. .1..1..1..0. .1..1..1..1. .0..1..1..0 ..0..1..1..0. .1..1..0..0. .0..0..1..0. .0..1..1..1. .1..1..1..1 CROSSREFS Cf. A297073. Sequence in context: A156510 A246532 A159558 * A320395 A001528 A293148 Adjacent sequences: A297063 A297064 A297065 * A297067 A297068 A297069 KEYWORD nonn AUTHOR R. H. Hardin, Dec 24 2017 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 July 14 12:31 EDT 2024. Contains 374318 sequences. (Running on oeis4.)