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Numerator of Second Mills Number M_2(n).
1

%I #7 Jan 14 2020 04:17:08

%S 1,9,4,5,5,9,2

%N Numerator of Second Mills Number M_2(n).

%H B. Guiduli and Z. Kiraly, <a href="https://doi.org/10.1016/S0012-365X(97)00136-2">On intersecting hypergraphs</a>, Discr. Math., 182 (1998), 139-151.

%Y Cf. A030071.

%K nonn,frac,more

%O 4,2

%A _N. J. A. Sloane_.