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A291098 Number of maximal irredundant sets in the n X n king graph. 1
1, 4, 12, 266, 4087 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..5.

Eric Weisstein's World of Mathematics, King Graph

Eric Weisstein's World of Mathematics, Maximal Irredundant Set

CROSSREFS

Sequence in context: A202859 A131491 A286881 * A009506 A299808 A085116

Adjacent sequences:  A291095 A291096 A291097 * A291099 A291100 A291101

KEYWORD

nonn,more

AUTHOR

Eric W. Weisstein, Aug 17 2017

EXTENSIONS

a(5) from Eric W. Weisstein, Sep 08 2021

STATUS

approved

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Last modified December 5 15:06 EST 2021. Contains 349557 sequences. (Running on oeis4.)