A174787 Cumulative sums of A174725.

1, 1, 1, 2, 2, 4, 4, 6, 7, 9, 9, 13, 13, 15, 17, 21, 21, 25, 25, 29, 31, 33, 33, 43, 44, 46, 48, 52, 52, 58, 58, 66, 68, 70, 72, 85, 85, 87, 89, 99, 99, 105, 105, 109, 113, 115, 115, 139, 140, 144, 146, 150, 150, 160, 162, 172, 174, 176, 176, 198, 198, 200, 204, 220, 222

Offset: 1

Author

Mats Granvik, Mar 29 2010

Keywords

• nonn

Comments

By fitting a second order polynomial in Excel to the 77 first terms we get 0,039x^2+0,8859x-3,5396 with the R-square value 0,9974.

Crossrefs

Cf. A174725, A174788, A002321.