Structured disdyakis triacontahedral numbers (vertex structure 7).

Terms

a(0) =1a(1) =62a(2) =297a(3) =820a(4) =1745a(5) =3186a(6) =5257a(7) =8072a(8) =11745a(9) =16390a(10) =22121a(11) =29052a(12) =37297a(13) =46970a(14) =58185a(15) =71056a(16) =85697a(17) =102222a(18) =120745a(19) =141380a(20) =164241a(21) =189442a(22) =217097a(23) =247320a(24) =280225a(25) =315926a(26) =354537a(27) =396172a(28) =440945a(29) =488970