Convolution of L(n+1) = A000204(n+1), n>=0, with L(n+4), n>=0.

Terms

a(0) =7a(1) =32a(2) =79a(3) =176a(4) =360a(5) =706a(6) =1341a(7) =2492a(8) =4553a(9) =8210a(10) =14648a(11) =25908a(12) =45491a(13) =79384a(14) =137795a(15) =238084a(16) =409704a(17) =702518a(18) =1200777a(19) =2046580a(20) =3479197a(21) =5900902a(22) =9987064a(23) =16870056a(24) =28446175a(25) =47887376a(26) =80493751a(27) =135112472a(28) =226497768a(29) =379233130