Invert transform of Pascal's triangle A007318.

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =4a(5) =2a(6) =4a(7) =12a(8) =12a(9) =4a(10) =8a(11) =32a(12) =48a(13) =32a(14) =8a(15) =16a(16) =80a(17) =160a(18) =160a(19) =80a(20) =16a(21) =32a(22) =192a(23) =480a(24) =640a(25) =480a(26) =192a(27) =32a(28) =64a(29) =448