PROG
(MAGMAMagma) [(1/10)*n*(n+1)*(4*n^3+36*n^2+79*n+16): n in [0..30]]; // Vincenzo Librandi, Oct 20 2013
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(MAGMAMagma) [(1/10)*n*(n+1)*(4*n^3+36*n^2+79*n+16): n in [0..30]]; // Vincenzo Librandi, Oct 20 2013
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Named after the American chemist and physician Harry Wiener (1924-1988). - Amiram Eldar, Jun 13 2021
W. C. Wai Chee Shiu, C. S. Tong and P. C. B. Lam, Wiener numbers ..., number of some polycyclic graphs, Graph Theory Notes of New York , Vol. 32 , No. 2 (1997), pp. 10-15.
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<a href="/index/Rec#order_06">Index entries for linear recurrences with constant coefficients</a>, signature (6,-15,20,-15,6,-1).
<a href="/index/Rec">Index to sequences with entries for linear recurrences with constant coefficients</a>, signature (6,-15,20,-15,6,-1).
<a href="/index/Rea#recLCCRec">Index to sequences with linear recurrences with constant coefficients</a>, signature (6,-15,20,-15,6,-1).
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a(n) = (1/10)*n*(n+1)*(4*n^3+36*n^2+79*n+16).
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