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%I #9 Apr 05 2024 04:49:32
%S 2,104,126164
%N a(n) = number of "lonesum" n X n X n tensors.
%H Don Knuth, <a href="http://cs.stanford.edu/~knuth/papers/poly-Bernoulli.pdf">Parades and poly-Bernoulli bijections</a>, Mar 31 2024. See (19.11).
%Y Cf. A370962, A370964, A370965.
%K nonn,more,bref
%O 1,1
%A _N. J. A. Sloane_, Apr 04 2024