Partial sums of squares of Lucas numbers.

Terms

a(0) =1a(1) =10a(2) =26a(3) =75a(4) =196a(5) =520a(6) =1361a(7) =3570a(8) =9346a(9) =24475a(10) =64076a(11) =167760a(12) =439201a(13) =1149850a(14) =3010346a(15) =7881195a(16) =20633236a(17) =54018520a(18) =141422321a(19) =370248450a(20) =969323026a(21) =2537720635a(22) =6643838876a(23) =17393796000a(24) =45537549121a(25) =119218851370