Volume of each square prism building the next 3-dimensional box in A100538 where side lengths form the Padovan spiral number sequence (A134816), starting with 1 X 1 X 1, 1 X 1 X 2, 2 X 2 X 2, 2 X 2 X 3, 4 X 4 X 5, ...

A285551

Volume of each square prism building the next 3-dimensional box in A100538 where side lengths form the Padovan spiral number sequence (A134816), starting with 1 X 1 X 1, 1 X 1 X 2, 2 X 2 X 2, 2 X 2 X 3, 4 X 4 X 5, ...

Terms

    a(0) =1a(1) =2a(2) =8a(3) =12a(4) =36a(5) =80a(6) =175a(7) =441a(8) =972a(9) =2304a(10) =5376a(11) =12348a(12) =29008a(13) =67081a(14) =156065a(15) =363350a(16) =843144a(17) =1962396a(18) =4560200a(19) =10600000a(20) =24648975a(21) =57288465a(22) =133194600a(23) =309636096a(24) =719790336a(25) =1673379352a(26) =3890033728a(27) =9043304417a(28) =21023197601a(29) =48872682810

External references