1/3 of product of three numbers: the n-th prime, the previous number and the following number.

Terms

a(0) =2a(1) =8a(2) =40a(3) =112a(4) =440a(5) =728a(6) =1632a(7) =2280a(8) =4048a(9) =8120a(10) =9920a(11) =16872a(12) =22960a(13) =26488a(14) =34592a(15) =49608a(16) =68440a(17) =75640a(18) =100232a(19) =119280a(20) =129648a(21) =164320a(22) =190568a(23) =234960a(24) =304192a(25) =343400a(26) =364208a(27) =408312a(28) =431640a(29) =480928