A049817 a(n) = Sum_{k=1..n} T(n,k), array T as in A049816.

0, 0, 1, 1, 4, 2, 7, 7, 8, 8, 17, 9, 20, 18, 17, 19, 30, 24, 37, 25, 30, 34, 51, 31, 44, 48, 49, 45, 68, 42, 71, 59, 64, 72, 67, 57, 88, 82, 85, 71, 106, 72, 113, 89, 88, 106, 131, 91, 116, 112, 119, 113, 152, 114, 129, 111, 136, 144, 173

Offset: 1

Author

Clark Kimberling

Keywords

• nonn

Links

• Alois P. Heinz, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A049816.