The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A093124 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing entries 1-10 | older changes

A093124

a(n) = Sum_{i=n-k..n} sigma(i) which is not less than a(n-1) and obtained with the least k.
(history; published version)

#19 by Michael De Vlieger at Thu Dec 29 11:22:59 EST 2022

STATUS

reviewed

approved

#18 by Joerg Arndt at Thu Dec 29 06:26:09 EST 2022

STATUS

proposed

reviewed

#17 by Michel Marcus at Thu Dec 29 03:34:57 EST 2022

STATUS

editing

proposed

#16 by Michel Marcus at Thu Dec 29 03:34:47 EST 2022

COMMENTS

Is this sequence wll well defined?

STATUS

proposed

editing

Discussion

Thu Dec 29

03:34

Michel Marcus: yes

#15 by Michel Marcus at Thu Dec 29 02:54:58 EST 2022

STATUS

editing

proposed

Discussion

Thu Dec 29

02:57

Bernard Schott: wll -> well (?)

#14 by Michel Marcus at Thu Dec 29 02:54:18 EST 2022

NAME

a(n) is the least k such that = Sum_{i=n-k..n} sigma(i) >= which is not less than a(n-1) and obtained with the least k.

COMMENTS

Is this sequence wll defined?

Discussion

Thu Dec 29

02:54

Michel Marcus: it was all wrong ...

#13 by Michel Marcus at Thu Dec 29 02:44:43 EST 2022

STATUS

proposed

editing

#12 by Michel Marcus at Wed Dec 28 23:44:25 EST 2022

STATUS

editing

proposed

#11 by Michel Marcus at Wed Dec 28 23:44:22 EST 2022

NAME

Sum(i=n-k,n,sigma(i)) is not less than the previous entry, k minimal.

a(n) is the least k such that Sum_{i=n-k..n} sigma(i) >= a(n-1).

EXTENSIONS

More Name edited by and more terms from Michel Marcus, Dec 28 2022

STATUS

proposed

editing

#10 by Stefano Spezia at Wed Dec 28 17:44:31 EST 2022

STATUS

editing

proposed

Discussion

Wed Dec 28

23:42

Michel Marcus: yes thanks