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A098841 Number of disconnected (decomposable) configurations of type (n_3). 3

%I #12 Mar 04 2020 05:54:21

%S 0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,4,13,47

%N Number of disconnected (decomposable) configurations of type (n_3).

%H A. Betten, G. Brinkmann and T. Pisanski, <a href="https://doi.org/10.1016/S0166-218X(99)00143-2">Counting symmetric configurations v_3</a>, Discrete Appl. Math., 99 (2000), 331-338.

%Y Cf. A001403, A023994.

%K nonn,hard,more

%O 1,16

%A _N. J. A. Sloane_, Nov 05 2004

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Last modified April 23 13:11 EDT 2024. Contains 371913 sequences. (Running on oeis4.)