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A243314
Number of ways to reciprocally link elements of an n X 8 array either to themselves or to exactly one king-move neighbor.
2
1, 34, 55888, 37213728, 31371388772, 25014514225856, 20223491612180232, 16295162098717276928, 13140746227808545282304, 10594819370472223969569120, 8542571199105608333942735840, 6887766005343647823407800357376, 5553534245505786602829188504607680
OFFSET
0,2
LINKS
CROSSREFS
Column k=8 of A220644.
Sequence in context: A222875 A180770 A335096 * A358490 A189649 A280901
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Jun 03 2014
STATUS
approved