A291804 a(n) = sigma(A291789(n)).

720, 1092, 1224, 1350, 912, 2016, 2352, 3600, 3968, 4680, 7068, 9936, 11340, 13848, 18872, 28728, 43008, 59520, 101520, 124380, 175824, 189900, 311040, 433008, 618120, 747936, 1330560, 2219520, 3930240, 7607808, 15305472

Offset

1,1

Comments

Created in the hope that it will help explain the long-term behavior of A291789, which is the mean of this and A291805.

Links

Sean A. Irvine, Table of n, a(n) for n = 1..504

Crossrefs

Cf. A291789, A291805.

Sequence in context: A179669 A067808 A302127 * A131663 A090392 A253734

Adjacent sequences: A291801 A291802 A291803 * A291805 A291806 A291807

Keyword

nonn

Author

N. J. A. Sloane, Sep 07 2017

Status

approved