Alternating row sums of Riordan triangle A110162.

Terms

a(0) =1a(1) =-3a(2) =7a(3) =-18a(4) =47a(5) =-123a(6) =322a(7) =-843a(8) =2207a(9) =-5778a(10) =15127a(11) =-39603a(12) =103682a(13) =-271443a(14) =710647a(15) =-1860498a(16) =4870847a(17) =-12752043a(18) =33385282a(19) =-87403803a(20) =228826127a(21) =-599074578a(22) =1568397607a(23) =-4106118243a(24) =10749957122a(25) =-28143753123a(26) =73681302247a(27) =-192900153618a(28) =505019158607