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A180761 Half the number of n X n binary arrays with each element equal to at least one neighbor 0

%I

%S 0,3,63,4475,1154119,1064583557,3538520414645,42325704140613463,

%T 1822180205677117048273,282344956970612464702333909,

%U 157459613671260527898784781898227

%N Half the number of n X n binary arrays with each element equal to at least one neighbor

%C Diagonal of A180771

%K nonn

%O 1,2

%A _R. H. Hardin_ Sep 20 2010

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Last modified May 25 12:30 EDT 2019. Contains 323568 sequences. (Running on oeis4.)