A038835 Partial sums of A008443.

1, 4, 7, 11, 17, 20, 26, 35, 38, 45, 54, 60, 69, 78, 84, 90, 105, 114, 121, 133, 136, 151, 166, 172, 184, 196, 205, 217, 232, 238, 251, 272, 284, 290, 305, 314, 326, 350, 359, 377, 389, 398, 416, 431, 443, 456, 480

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn

Crossrefs

Cf. A008443.

Formula

G.f.: theta_2(sqrt(x))^3/(8*x^(3/8)*(1 - x)), where theta_2() is the Jacobi theta function. - Ilya Gutkovskiy, Apr 15 2018