Even numbers in the (1,2)-Pascal triangle A029635.

Terms

a(0) =2a(1) =2a(2) =2a(3) =4a(4) =2a(5) =2a(6) =6a(7) =14a(8) =16a(9) =2a(10) =20a(11) =30a(12) =2a(13) =8a(14) =50a(15) =36a(16) =2a(17) =2a(18) =10a(19) =44a(20) =112a(21) =182a(22) =196a(23) =140a(24) =64a(25) =2a(26) =54a(27) =156a(28) =294a(29) =378