a(n) = n^4 + 28*n^3 + 252*n^2 + 784*n + 448.

Terms

a(0) =448a(1) =1513a(2) =3264a(3) =5905a(4) =9664a(5) =14793a(6) =21568a(7) =30289a(8) =41280a(9) =54889a(10) =71488a(11) =91473a(12) =115264a(13) =143305a(14) =176064a(15) =214033a(16) =257728a(17) =307689a(18) =364480a(19) =428689a(20) =500928a(21) =581833a(22) =672064a(23) =772305a(24) =883264a(25) =1005673a(26) =1140288a(27) =1287889a(28) =1449280a(29) =1625289