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Number of connected bipartite graphs on 2n nodes with a distinguished partite set of size n and with a unimodular reduced adjacency matrix.
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%I #12 Jul 04 2023 09:51:18

%S 1,1,5,41,777,38749,5552904,2358289931

%N Number of connected bipartite graphs on 2n nodes with a distinguished partite set of size n and with a unimodular reduced adjacency matrix.

%Y Inverse Euler transform of A363862.

%Y Cf. A306837, A363846.

%K nonn,more,hard

%O 1,3

%A _Max Alekseyev_, Jun 25 2023