A049836 a(n) = Sum_{m=1..n, k=1..m} T(m,k), array T as in A049834.

1, 4, 11, 22, 41, 62, 97, 134, 183, 236, 311, 376, 475, 568, 673, 788, 939, 1066, 1245, 1398, 1579, 1772, 2011, 2202, 2459, 2708, 2979, 3240, 3579, 3842, 4217, 4546, 4907, 5280, 5681, 6032, 6519, 6960, 7421, 7848, 8411

Offset

1,2

Links

Table of n, a(n) for n=1..41.

Crossrefs

Partial sums of A049835.

Cf. A049834.

Sequence in context: A009846 A008043 A088003 * A177853 A008016 A295957

Adjacent sequences: A049833 A049834 A049835 * A049837 A049838 A049839

Keyword

nonn

Author

Clark Kimberling

Status

approved