Triangle of nonzero (even) coefficients of the matching polynomials for the hypercube graphs Q_n.

Terms

a(0) =-1a(1) =1a(2) =2a(3) =-4a(4) =1a(5) =9a(6) =-44a(7) =42a(8) =-12a(9) =1a(10) =272a(11) =-3712a(12) =11648a(13) =-14208a(14) =8256a(15) =-2496a(16) =400a(17) =-32a(18) =1a(19) =589185a(20) =-25108944a(21) =259084440a(22) =-1129177840a(23) =2605908220a(24) =-3594554960a(25) =3190117800a(26) =-1910146160a(27) =795862790a(28) =-235146480a(29) =49715240