The On-Line Encyclopedia of Integer Sequences (OEIS)

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A095982

a(n) = a(n-1) + a(n-2) + a(n-4) with a(0) = 2, a(1) = 3, a(2) = 6, a(3) = 9.
(history; published version)

#6 by Harvey P. Dale at Sat Jul 14 16:06:04 EDT 2018

STATUS

editing

approved

#5 by Harvey P. Dale at Sat Jul 14 16:06:01 EDT 2018

LINKS

Harvey P. Dale, <a href="/A095982/b095982.txt">Table of n, a(n) for n = 0..1000</a>

STATUS

approved

editing

#4 by Harvey P. Dale at Sat Jul 14 16:04:49 EDT 2018

STATUS

editing

approved

#3 by Harvey P. Dale at Sat Jul 14 16:04:46 EDT 2018

LINKS

<a href="/index/Rec#order_04">Index entries for linear recurrences with constant coefficients</a>, signature (1,1,0,1).

MATHEMATICA

LinearRecurrence[{1, 1, 0, 1}, {2, 3, 6, 9}, 40] (* Harvey P. Dale, Jul 14 2018 *)

STATUS

approved

editing

#2 by Russ Cox at Sat Mar 31 14:11:24 EDT 2012

EXTENSIONS

Corrected and extended by _Ray G. Opao (1260(AT)email.com), _, Aug 09 2004

Discussion

Sat Mar 31

14:11

OEIS Server: https://oeis.org/edit/global/930

#1 by N. J. A. Sloane at Wed Sep 22 03:00:00 EDT 2004

NAME

a(n) = a(n-1) + a(n-2) + a(n-4) with a(0) = 2, a(1) = 3, a(2) = 6, a(3) = 9.

DATA

2, 3, 6, 9, 17, 29, 52, 90, 159, 278, 489, 857, 1505, 2640, 4634, 8131, 14270, 25041, 43945, 77117, 135332, 237490, 416767, 731374, 1283473, 2252337, 3952577, 6936288, 12172338, 21360963, 37485878, 65783129, 115441345, 202585437

OFFSET

0,1

KEYWORD

easy,nonn

AUTHOR

P. Barkin (prb614(AT)comcast.net), Jul 16 2004

EXTENSIONS

Corrected and extended by Ray G. Opao (1260(AT)email.com), Aug 09 2004

STATUS

approved