Column 1 of triangle A091614.

Terms

a(0) =1a(1) =-1a(2) =-3a(3) =-1a(4) =5a(5) =13a(6) =27a(7) =41a(8) =43a(9) =25a(10) =-23a(11) =-157a(12) =-447a(13) =-1011a(14) =-2087a(15) =-4081a(16) =-7685a(17) =-14141a(18) =-25707a(19) =-46251a(20) =-82729a(21) =-147295a(22) =-261317a(23) =-462403a(24) =-816653a(25) =-1439457a(26) =-2532779a(27) =-4448035a(28) =-7794637a(29) =-13624815