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Vincenzo Librandi, Table of n, a(n) for n = 1..5000
a(n) = (1/2)*n*(35*n^2-47*n+14).
G.f.: x*(1+56*x+48*x^2)/(1-x)^4. [Colin Barker, Feb 12 2012]
(MAGMA) [(1/6)*(105*n^3-141*n^2+42*n): n in [1..40]]; // Vincenzo Librandi, Jul 19 2011
Cf. A100153, A100155 for adjacent structured Archimedean solids; A100145 for more on structured polyhedral numbers.
Sequence in context: A100153 A059461 A160917 * A246230 A100148 A100151
Adjacent sequences: A100151 A100152 A100153 * A100155 A100156 A100157
James A. Record (james.record(AT)gmail.com), Nov 07 2004