Alternating row sums of A352363.

Terms

a(0) =1a(1) =-1a(2) =0a(3) =0a(4) =0a(5) =18a(6) =-18a(7) =70a(8) =-700a(9) =-3850a(10) =574a(11) =-56826a(12) =1111572a(13) =3361512a(14) =33911724a(15) =58266780a(16) =-2866139848a(17) =-16171966382a(18) =-313720155122a(19) =-333432770154