%I #14 Sep 16 2021 01:56:30
%S 1,6,69,972,16355,306352,6175181
%N Number of Baxter matrices of size n X n.
%Y Main diagonal of A347672.
%K nonn,more
%O 1,2
%A _N. J. A. Sloane_, Sep 10 2021
%E a(4) corrected by _Michael S. Branicky_, Sep 15 2021