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A198858 11*8^n-1. 1
10, 87, 703, 5631, 45055, 360447, 2883583, 23068671, 184549375, 1476395007, 11811160063, 94489280511, 755914244095, 6047313952767, 48378511622143, 387028092977151, 3096224743817215, 24769797950537727, 198158383604301823 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

Index to sequences with linear recurrences with constant coefficients, signature (9,-8).

FORMULA

a(n) = 8*a(n-1)+7. a(n) = 9*a(n-1)-8*a(n-2), n>1.

G.f. ( 10-3*x ) / ( (8*x-1)*(x-1) ). - R. J. Mathar, Oct 31 2011

PROG

(MAGMA) [11*8^n-1: n in [0..30]]

CROSSREFS

Sequence in context: A184122 A163412 A218894 * A121115 A114648 A217417

Adjacent sequences:  A198855 A198856 A198857 * A198859 A198860 A198861

KEYWORD

nonn,easy

AUTHOR

Vincenzo Librandi, Oct 31 2011

STATUS

approved

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Last modified June 19 12:18 EDT 2013. Contains 226404 sequences.