Hankel transform of A176287.

Terms

a(0) =1a(1) =3a(2) =15a(3) =55a(4) =131a(5) =163a(6) =-169a(7) =-1521a(8) =-4437a(9) =-7429a(10) =-2945a(11) =26471a(12) =101587a(13) =207699a(14) =201639a(15) =-306497a(16) =-1907461a(17) =-4718165a(18) =-6464305a(19) =547863a(20) =30463779a(21) =93816323a(22) =161591287a(23) =97035119a(24) =-400669877a(25) =-1676486565a(26) =-3504149217a(27) =-3693262649