16-gonal (or hexadecagonal) numbers: a(n) = n*(7*n-6).

Terms

a(0) =0a(1) =1a(2) =16a(3) =45a(4) =88a(5) =145a(6) =216a(7) =301a(8) =400a(9) =513a(10) =640a(11) =781a(12) =936a(13) =1105a(14) =1288a(15) =1485a(16) =1696a(17) =1921a(18) =2160a(19) =2413a(20) =2680a(21) =2961a(22) =3256a(23) =3565a(24) =3888a(25) =4225a(26) =4576a(27) =4941a(28) =5320a(29) =5713