A260706 Row sums of A260672.

0, 1, 3, 6, 9, 12, 16, 20, 25, 30, 35, 40, 45, 51, 57, 63, 70, 77, 84, 91, 98, 105, 112, 120, 128, 136, 144, 153, 162, 171, 180, 189, 198, 207, 216, 225, 235, 245, 255, 265, 275, 286, 297, 308, 319, 330, 341, 352, 363, 374, 385, 396, 408, 420, 432, 444, 456

Offset: 0

Author

Reinhard Zumkeller, Nov 17 2015

Keywords

• nonn

Comments

a(n) = Sum(A260672(n,k): k=0..A193832(n)-1);

A193832(n+1) = a(n+1) - a(n);

a(A001318(n+1)) = A212760(n).

Links

• Reinhard Zumkeller, Table of n, a(n) for n = 0..10000

Crossrefs

Cf. A001318, A260672, A193832, A212760.

Programs

Haskell

a260706 = sum . a260672_row