Even numbers in the (2,1)-Pascal triangle A029653.

Terms

a(0) =2a(1) =2a(2) =2a(3) =4a(4) =2a(5) =2a(6) =16a(7) =14a(8) =6a(9) =2a(10) =30a(11) =20a(12) =2a(13) =36a(14) =50a(15) =8a(16) =2a(17) =2a(18) =64a(19) =140a(20) =196a(21) =182a(22) =112a(23) =44a(24) =10a(25) =2a(26) =204a(27) =336a(28) =378a(29) =294