4-dimensional centered cube numbers.

Terms

a(0) =1a(1) =17a(2) =97a(3) =337a(4) =881a(5) =1921a(6) =3697a(7) =6497a(8) =10657a(9) =16561a(10) =24641a(11) =35377a(12) =49297a(13) =66977a(14) =89041a(15) =116161a(16) =149057a(17) =188497a(18) =235297a(19) =290321a(20) =354481a(21) =428737a(22) =514097a(23) =611617a(24) =722401a(25) =847601a(26) =988417a(27) =1146097a(28) =1321937a(29) =1517281