The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A122685

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

A122685

a(n) = n! except that a(2) = -2 and a(2n) = 0 for n > 2.
(history; published version)

#15 by Alois P. Heinz at Sun Oct 21 12:56:36 EDT 2018

STATUS

reviewed

approved

#14 by Joerg Arndt at Sun Oct 21 12:08:53 EDT 2018

STATUS

proposed

reviewed

#13 by Alois P. Heinz at Sun Oct 21 07:44:50 EDT 2018

STATUS

editing

proposed

#12 by Alois P. Heinz at Sun Oct 21 07:44:24 EDT 2018

CROSSREFS

Cf. A005212, A009445.

#11 by Alois P. Heinz at Sun Oct 21 07:43:23 EDT 2018

CROSSREFS

Cf. A005212.

STATUS

proposed

editing

#10 by Joerg Arndt at Sun Oct 21 07:13:02 EDT 2018

STATUS

editing

proposed

#9 by Joerg Arndt at Sun Oct 21 07:12:26 EDT 2018

KEYWORD

sign,easy,less,changed

STATUS

proposed

editing

Discussion

Sun Oct 21

07:13

Joerg Arndt: One of those silly and unmotivated sequences that just make the OEIS worse.

#8 by Georg Fischer at Sun Oct 21 06:37:13 EDT 2018

STATUS

editing

proposed

#7 by Georg Fischer at Sun Oct 21 06:36:59 EDT 2018

COMMENTS

Same as A005212 for n > 2. - Georg Fischer, Oct 21 2018

CROSSREFS

A005212

STATUS

approved

editing

#6 by Russ Cox at Fri Mar 30 18:51:51 EDT 2012

AUTHOR

_Paul Curtz (bpcrtz(AT)free.fr), _, Jul 28 2007

Discussion

Fri Mar 30

18:51

OEIS Server: https://oeis.org/edit/global/249