Matrix log of triangle A111636, where A111636(n,k) = (2^k)^(n-k)*C(n,k) for n>=k>=0.

Terms

a(0) =0a(1) =1a(2) =0a(3) =-1a(4) =4a(5) =0a(6) =5a(7) =-12a(8) =12a(9) =0a(10) =-79a(11) =160a(12) =-96a(13) =32a(14) =0a(15) =3377a(16) =-6320a(17) =3200a(18) =-640a(19) =80a(20) =0a(21) =-362431a(22) =648384a(23) =-303360a(24) =51200a(25) =-3840a(26) =192a(27) =0a(28) =93473345a(29) =-162369088