A173797 Partial sums of A046065.

-1, -3, -3, 115, 2915, 64233, 1481705, 37052343, 1010794167, 30033906085, 968116541861, 33698668291755, 1260923220465323, 50500621166196705, 2156396364937639905, 97820098649121183487, 4698747050422172145407

Offset

0,2

Links

G. C. Greubel, Table of n, a(n) for n = 0..350

Formula

a(n) = Sum_{j=0..n} A046065(j). - G. C. Greubel, Jul 14 2021

Mathematica

f[n_]:=(n^(n+2)-(n+2)^n); s=0; Table[s+=f[n], {n, 0, 40}]

Prog

(Magma) [(&+[j^(j+2) - (j+2)^j: j in [0..n]]): n in [0..40]]; // G. C. Greubel, Jul 14 2021
(Sage) [sum(j^(j+2) - (j+2)^j for j in (0..n)) for n in (0..40)] # G. C. Greubel, Jul 14 2021

Crossrefs

Cf. A046065.

Sequence in context: A206485 A009491 A176614 * A173127 A230646 A006845

Adjacent sequences: A173794 A173795 A173796 * A173798 A173799 A173800

Keyword

sign

Author

Vladimir Joseph Stephan Orlovsky, Feb 24 2010

Status

approved