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Number of Baxter matrices of size n X n.
1

%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