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A323264 The sequence denoted by j_n used in the calculation of A323260. 0
0, 0, 0, 1, 3, 13, 54, 216, 884, 3575, 14527, 58925, 239168, 970540, 3938720, 15984049, 64866679, 263242213, 1068291334, 4335346204, 17593728716, 71398977047, 289751765259, 1175872383597, 4771932491856, 19365485592728, 78589131949936, 318930895432049, 1294287308406283 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,5

LINKS

Table of n, a(n) for n=1..29.

K. A. Van'kov, V. M. Zhuravlyov, Regular tilings and generating functions, Mat. Pros. Ser. 3, issue 22, 2018 (127-157) [in Russian]. See Table 1.

Index entries for linear recurrences with constant coefficients, signature (3,6,-6,-6,8,5,-1).

FORMULA

Van'kov and Zhuravlyov give recurrences.

G.f.: x^4*(1-2*x^2+3*x^3)/(x^5-7*x^4+5*x^3+3*x^2-5*x+1)/(1+x)^2 . - R. J. Mathar, Jan 11 2019

CROSSREFS

Cf. A323260-A323269.

Sequence in context: A180933 A048514 A037779 * A305655 A308349 A140320

Adjacent sequences:  A323261 A323262 A323263 * A323265 A323266 A323267

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jan 09 2019

STATUS

approved

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Last modified October 14 15:14 EDT 2019. Contains 328019 sequences. (Running on oeis4.)