The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A001270 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing entries 1-10 | older changes

A001270

Table of prime factors of 10^n - 1 (with multiplicity).
(history; published version)

#26 by OEIS Server at Tue May 23 22:59:24 EDT 2023

LINKS

Max Alekseyev, <a href="/A001270/b001270_2.txt">Rows n = 1..352, flattened</a>

#25 by Max Alekseyev at Tue May 23 22:59:24 EDT 2023

STATUS

editing

approved

Discussion

Tue May 23

22:59

OEIS Server: Installed new b-file as b001270.txt.  Old b-file is now b001270_2.txt.

#24 by Max Alekseyev at Tue May 23 22:59:17 EDT 2023

LINKS

Max Alekseyev, <a href="/A001270/b001270_2.txt">Table of n, a(n) for Rows n = 1..4999352, flattened</a>

EXTENSIONS

b-file corrected and extended with rows 323..352 by Max Alekseyev, May 23 2023

#23 by Max Alekseyev at Tue May 23 22:48:42 EDT 2023

LINKS

Ray Chandler, Max Alekseyev, <a href="/A001270/b001270_2.txt">Rows Table of n, a(n) for n = 1..322, flattened4999</a> (from Kamada link)

STATUS

approved

editing

#22 by Charles R Greathouse IV at Thu Jan 17 13:44:05 EST 2019

LINKS

Makoto Kamada, <a href="httphttps://stdkmd.comnet/nrr/repunit">Factorizations of 11...11 (Repunit)</a>.

Discussion

Thu Jan 17

13:44

OEIS Server: https://oeis.org/edit/global/2791

#21 by Susanna Cuyler at Fri Jul 20 22:27:04 EDT 2018

STATUS

proposed

approved

#20 by Jon E. Schoenfield at Fri Jul 20 21:44:21 EDT 2018

STATUS

editing

proposed

#19 by Jon E. Schoenfield at Fri Jul 20 21:44:18 EDT 2018

EXTENSIONS

Erroneous bfile b-file replaced by Ray Chandler, Apr 26 2017

STATUS

approved

editing

#18 by N. J. A. Sloane at Wed Apr 26 22:29:23 EDT 2017

STATUS

proposed

approved

#17 by Ray Chandler at Wed Apr 26 16:00:51 EDT 2017

STATUS

editing

proposed