The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A245880

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

A245880

Number of distinct characteristic polynomials among all connected graphs on n nodes.
(history; published version)

#19 by Alois P. Heinz at Thu Dec 29 12:11:46 EST 2022

STATUS

proposed

approved

#18 by Michel Marcus at Thu Dec 29 11:53:51 EST 2022

STATUS

editing

proposed

#17 by Michel Marcus at Thu Dec 29 11:53:48 EST 2022

LINKS

T. Hoppe and A. Petrone, <a href="http://arxiv.org/abs/1408.3644">Integer sequence discovery from small graphs</a>, arXiv preprint arXiv:1408.3644, [math.CO], 2014.

STATUS

approved

editing

#16 by R. J. Mathar at Sat Jun 16 15:05:27 EDT 2018

STATUS

editing

approved

#15 by R. J. Mathar at Sat Jun 16 15:04:42 EDT 2018

LINKS

T. Hoppe and A. Petrone, <a href="http://doi.org/10.1016/j.dam.2015.07.017">Integer sequence discovery from small graphs</a>, Discr. Appl. Math. 201 (2016) 172-181.

STATUS

approved

editing

#14 by Alois P. Heinz at Fri Mar 20 18:21:10 EDT 2015

STATUS

proposed

approved

#13 by Eric M. Schmidt at Fri Mar 20 17:30:14 EDT 2015

STATUS

editing

proposed

Discussion

Fri Mar 20

18:21

Alois P. Heinz: Thanks.

#12 by Eric M. Schmidt at Fri Mar 20 17:29:53 EDT 2015

DATA

1, 1, 2, 6, 21, 111, 821, 10423, 236064, 10375796

OFFSET

1,23

STATUS

proposed

editing

#11 by Eric M. Schmidt at Fri Mar 20 17:27:46 EDT 2015

STATUS

editing

proposed

#10 by Eric M. Schmidt at Fri Mar 20 17:26:49 EDT 2015

DATA

1, 1, 2, 3, 5, 7, 11, 17, 29, 506, 21, 111, 821, 10423, 236064, 10375796

OFFSET

1,32

EXTENSIONS

Terms corrected by Eric M. Schmidt, Mar 20 2015

STATUS

approved

editing

Discussion

Fri Mar 20

17:27

Eric M. Schmidt: Previous terms were a duplicate of A245879. I have restored the correct values from Hoppe and Petrone's paper.