The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A122711 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing entries 1-10 | older changes

A122711

Even numbers n such that n+2 divides n+2^n.
(history; published version)

#25 by OEIS Server at Tue Oct 11 19:25:07 EDT 2016

LINKS

Max Alekseyev, <a href="/A122711/b122711_2.txt">Table of n, a(n) for n = 1..110</a> (all terms below 10^15)

#24 by Max Alekseyev at Tue Oct 11 19:25:07 EDT 2016

STATUS

editing

approved

Discussion

Tue Oct 11

19:25

OEIS Server: Installed new b-file as b122711.txt.  Old b-file is now b122711_2.txt.

#23 by Max Alekseyev at Tue Oct 11 19:25:03 EDT 2016

LINKS

Max Alekseyev, <a href="/A122711/b122711_2.txt">Table of n, a(n) for n = 1..110</a> (all terms below 10^15)

EXTENSIONS

b-file corrected by Max Alekseyev, Oct 03 11 2016

#22 by Max Alekseyev at Tue Oct 11 19:24:44 EDT 2016

LINKS

Max Alekseyev, <a href="/A122711/b122711_2.txt">Table of n, a(n) for n = 1..109110</a> (all terms below 10^15)

STATUS

approved

editing

#21 by Max Alekseyev at Mon Oct 03 22:07:31 EDT 2016

STATUS

editing

approved

#20 by Max Alekseyev at Mon Oct 03 22:07:14 EDT 2016

COMMENTS

Also, the positive numbers A015922(k)-2 that are multiples of 4. E.g., a(1) = 106976 = A015922(3926)-2. Hence, a(n)+2 forms a subsequence of A015922 (and of A130134) consisting of the terms congruent to 2 modulo 4. - Max Alekseyev, Apr 03 2014

EXTENSIONS

More terms from Max Alekseyev (Sep 23 2006, Oct 01 2006). He has found several other members of this sequence: 45270492952372075535792, 999921104540627677377360, but these may not be the next terms.

More terms from Max Alekseyev, Sep 23 2006, Oct 01 2006

STATUS

approved

editing

#19 by OEIS Server at Mon Oct 03 21:52:03 EDT 2016

LINKS

Max Alekseyev, <a href="/A122711/b122711_1.txt">Table of n, a(n) for n = 1..109</a> (all terms below 10^15)

#18 by Max Alekseyev at Mon Oct 03 21:52:03 EDT 2016

STATUS

editing

approved

Discussion

Mon Oct 03

21:52

OEIS Server: Installed new b-file as b122711.txt.  Old b-file is now b122711_1.txt.

#17 by Max Alekseyev at Mon Oct 03 21:52:00 EDT 2016

LINKS

Max Alekseyev, <a href="/A122711/b122711_1.txt">Table of n, a(n) for n = 1..109</a> (all terms below 10^15)

EXTENSIONS

b-file corrected by Max Alekseyev, Oct 03 2016

#16 by Max Alekseyev at Mon Oct 03 21:51:31 EDT 2016

LINKS

Max Alekseyev, <a href="/A122711/b122711_1.txt">Table of n, a(n) for n = 1..108109</a> (contains all terms below 10^15)

STATUS

approved

editing