a(n) = n^4 + 3*n^3 + 8*n^2 + 9*n + 2.

Terms

a(0) =2a(1) =23a(2) =92a(3) =263a(4) =614a(5) =1247a(6) =2288a(7) =3887a(8) =6218a(9) =9479a(10) =13892a(11) =19703a(12) =27182a(13) =36623a(14) =48344a(15) =62687a(16) =80018a(17) =100727a(18) =125228a(19) =153959a(20) =187382a(21) =225983a(22) =270272a(23) =320783a(24) =378074a(25) =442727a(26) =515348a(27) =596567a(28) =687038a(29) =787439