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%I #11 Oct 22 2018 01:38:47
%S 1,2,6,8,8,24,48,32,32,16,48,24,144,72
%N a(n) gives the number of configurations of non-attacking rooks on an n X n chessboard such that the number of distinct distances between the rooks is given by A320448(n).
%e For n = 6 the a(6) = 24 solutions are the eight symmetries of
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%Y Cf. A319476, A320575, A320576, A320448, A320573, A320574.
%K nonn,more
%O 1,2
%A _Peter Kagey_, Oct 15 2018
%E a(11)-a(14) from _Giovanni Resta_, Oct 21 2018