Numbers to the right of the central elements of the (1,2)-Pascal triangle A029635.

Terms

a(0) =2a(1) =2a(2) =5a(3) =2a(4) =7a(5) =2a(6) =16a(7) =9a(8) =2a(9) =25a(10) =11a(11) =2a(12) =55a(13) =36a(14) =13a(15) =2a(16) =91a(17) =49a(18) =15a(19) =2a(20) =196a(21) =140a(22) =64a(23) =17a(24) =2a(25) =336a(26) =204a(27) =81a(28) =19a(29) =2