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Revision History for A301724 (Bold, blue-underlined text is an addition; faded, red-underlined text is a deletion.)

Showing entries 1-10 | older changes
Coordination sequence for node of type V1 in "kra" 2-D tiling (or net).
(history; published version)
#38 by Ray Chandler at Thu Aug 31 12:42:13 EDT 2023
STATUS

editing

approved

#37 by Ray Chandler at Thu Aug 31 12:42:09 EDT 2023
DATA

1, 6, 10, 16, 23, 27, 31, 38, 44, 48, 54, 60, 64, 70, 77, 81, 85, 92, 98, 102, 108, 114, 118, 124, 131, 135, 139, 146, 152, 156, 162, 168, 172, 178, 185, 189, 193, 200, 206, 210, 216, 222, 226, 232, 239, 243, 247, 254, 260, 264, 270, 276, 280, 286, 293, 297, 301, 308, 314, 318, 324, 330, 334, 340, 347, 351, 355, 362, 368, 372, 378, 384, 388, 394, 401, 405, 409, 416, 422, 426, 432, 438, 442, 448, 455, 459, 463, 470, 476, 480, 486, 492, 496, 502, 509, 513, 517, 524, 530, 534, 540

EXTENSIONS

DATA section contains 100 terms - this was deliberate. If you want to shorten this section, kindly add a b-file first. - N. J. A. Sloane, Mar 29 2018

STATUS

approved

editing

#36 by OEIS Server at Wed Aug 30 13:27:35 EDT 2023
LINKS

Ray Chandler, <a href="/A301724/b301724_1.txt">Table of n, a(n) for n = 0..1000</a>

#35 by Ray Chandler at Wed Aug 30 13:27:35 EDT 2023
STATUS

editing

approved

Discussion
Wed Aug 30
13:27
OEIS Server: Installed first b-file as b301724.txt.
#34 by Ray Chandler at Wed Aug 30 13:26:33 EDT 2023
LINKS

Ray Chandler, <a href="/A301724/b301724_1.txt">Table of n, a(n) for n = 0..1000</a>

Anton Shutov and Andrey Maleev, <a href="https://doi.org/10.1515/zkri-2020-0002">Coordination sequences of 2-uniform graphs</a>, Z. Kristallogr., 235 (2020), 157-166. See supplementary material, krb, vertex u_1.

<a href="/index/Rec#order_10">Index entries for linear recurrences with constant coefficients</a>, signature (2, -2, 2, -2, 2, -2, 2, -2, 2, -1).

STATUS

approved

editing

#33 by Harvey P. Dale at Sun Aug 08 18:57:50 EDT 2021
STATUS

editing

approved

#32 by Harvey P. Dale at Sun Aug 08 18:57:46 EDT 2021
MATHEMATICA

CoefficientList[Series[(x^10+4x^9+6x^7+x^6+3x^5+x^4+6x^3+4x+1)/((x^4+x^3+x^2+x+1)(x^4-x^3+x^2-x+1)(x-1)^2), {x, 0, 100}], x] (* Harvey P. Dale, Aug 08 2021 *)

STATUS

approved

editing

#31 by N. J. A. Sloane at Sun Jan 19 18:13:17 EST 2020
LINKS

C. Chaim Goodman-Strauss and N. J. A. Sloane, C. Chaim Goodman-Strauss and N. J. A. Sloane, <a href="https://doi.org/10.1107/S2053273318014481">A Coloring Book Approach to Finding Coordination Sequences</a>, Acta Cryst. A75 (2019), 121-134, also <a href="http://NeilSloane.com/doc/Cairo_final.pdf">on NJAS's home page</a>. Also <a href="http://arxiv.org/abs/1803.08530">arXiv:1803.08530</a>.

Discussion
Sun Jan 19
18:13
OEIS Server: https://oeis.org/edit/global/2844
#30 by Michel Marcus at Sun Jun 30 13:45:24 EDT 2019
STATUS

reviewed

approved

#29 by Joerg Arndt at Sun Jun 30 12:14:44 EDT 2019
STATUS

proposed

reviewed

Discussion
Sun Jun 30
13:45
Michel Marcus: maybe add See Theorem 9 for g.f to link entry ?