The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A279888 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing entries 1-10 | older changes

A279888

a(n) = Sum_{k=1..n-1} sigma_3(k)*sigma_5(n-k).
(history; published version)

#21 by Joerg Arndt at Sat Dec 24 02:04:55 EST 2016

STATUS

proposed

approved

#20 by Seiichi Manyama at Sat Dec 24 02:04:18 EST 2016

STATUS

editing

proposed

#19 by Seiichi Manyama at Sat Dec 24 02:04:14 EST 2016

NAME

a(n) = Sum_{k=01..n-1} sigma_3(k)*sigma_5(n-k).

STATUS

approved

editing

#18 by Joerg Arndt at Fri Dec 23 07:32:54 EST 2016

STATUS

proposed

approved

#17 by Seiichi Manyama at Fri Dec 23 06:14:12 EST 2016

STATUS

editing

proposed

#16 by Seiichi Manyama at Fri Dec 23 06:13:58 EST 2016

CROSSREFS

Cf. A001158, A001160, A013957, A279917.

STATUS

proposed

editing

#15 by Seiichi Manyama at Fri Dec 23 02:48:43 EST 2016

STATUS

editing

proposed

#14 by Seiichi Manyama at Fri Dec 23 02:48:08 EST 2016

LINKS

Seiichi Manyama, <a href="/A279888/b279888.txt">Table of n, a(n) for n = 1..1000</a>

STATUS

approved

editing

#13 by N. J. A. Sloane at Thu Dec 22 22:08:50 EST 2016

STATUS

proposed

approved

#12 by Seiichi Manyama at Thu Dec 22 21:02:02 EST 2016

STATUS

editing

proposed