1/12 of product of three numbers: n-th prime, previous and following number.

Terms

a(0) =2a(1) =10a(2) =28a(3) =110a(4) =182a(5) =408a(6) =570a(7) =1012a(8) =2030a(9) =2480a(10) =4218a(11) =5740a(12) =6622a(13) =8648a(14) =12402a(15) =17110a(16) =18910a(17) =25058a(18) =29820a(19) =32412a(20) =41080a(21) =47642a(22) =58740a(23) =76048a(24) =85850a(25) =91052a(26) =102078a(27) =107910a(28) =120232a(29) =170688