A049708 a(n) = Sum_{i=0..n} T(i,n-i), array T as in A049704.
0, 2, 3, 4, 6, 8, 14, 18, 28, 36, 52, 66, 90, 104, 140, 170, 204, 240, 296, 336, 404, 458, 530, 602, 698, 772, 888, 994, 1108, 1216, 1364, 1476, 1638, 1788, 1972, 2156, 2356, 2526, 2766, 2998, 3240, 3450, 3740, 3978, 4298, 4578
Offset: 0