A023558 Convolution of A023531 and Lucas numbers.
0, 1, 3, 4, 8, 14, 22, 36, 59, 97, 156, 253, 409, 663, 1074, 1737, 2811, 4548, 7359, 11908, 19269, 31177, 50446, 81623, 132069, 213692, 345762, 559456, 905218, 1464674, 2369892, 3834566, 6204458
Offset: 1