1,2

a(n)=(1/6)*(99*n^3-123*n^2+30*n)

Cf. A100152, A100154 for adjacent structured Archimedean solids; A100145 for more on structured polyhedral numbers.

Adjacent sequences: A100150 A100151 A100152 this_sequence A100154 A100155 A100156

Sequence in context: A008428 A075295 A134587 this_sequence A059461 A100154 A100148

easy,nonn

James A. Record (james.record(AT)gmail.com). Nov 07, 2004.