a(n) = Sum_{i=0..n} i*Fibonacci(i)^2.

Terms

a(0) =0a(1) =1a(2) =3a(3) =15a(4) =51a(5) =176a(6) =560a(7) =1743a(8) =5271a(9) =15675a(10) =45925a(11) =133056a(12) =381888a(13) =1087645a(14) =3077451a(15) =8658951a(16) =24245655a(17) =67602608a(18) =187789616a(19) =519924075a(20) =1435228575a(21) =3951341811a(22) =10852291273a(23) =29740435200a(24) =81340229376a(25) =222058995001a(26) =605201766675