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A016845 (4n+3)^9. 2
19683, 40353607, 2357947691, 38443359375, 322687697779, 1801152661463, 7625597484987, 26439622160671, 78815638671875, 208728361158759, 502592611936843, 1119130473102767, 2334165173090451, 4605366583984375 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..13.

Index entries for linear recurrences with constant coefficients, signature (10, -45, 120, -210, 252, -210, 120, -45, 10, -1).

CROSSREFS

Sequence in context: A016761 A250593 A016773 * A016893 A016953 A017025

Adjacent sequences:  A016842 A016843 A016844 * A016846 A016847 A016848

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified October 28 11:38 EDT 2021. Contains 348329 sequences. (Running on oeis4.)