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A063941
a(n) = 17*39^n.
1
17, 663, 25857, 1008423, 39328497, 1533811383, 59818643937, 2332927113543, 90984157428177, 3548382139698903, 138386903448257217, 5397089234482031463, 210486480144799227057, 8208972725647169855223
OFFSET
0,1
REFERENCES
Mervine Edwards and Siegfried Haenisch, New Views in Algebra, 1: An Integrated Approach, Educational Design, Inc, 1999 (ISBN #0-87694-578-7); p. 9, #16.
FORMULA
From Philippe Deléham, Nov 24 2008: (Start)
a(n) = 39*a(n-1), n > 0; a(0)=17.
G.f.: 17/(1-39*x).
a(n) = 17*A009983(n). (End)
MAPLE
for n from 0 to 30 do printf(`%d, `, 17*39^n) od;
PROG
(PARI) { for (n=0, 100, if (n, a*=39, a=17); write("b063941.txt", n, " ", a) ) } \\ Harry J. Smith, Sep 03 2009
CROSSREFS
Cf. A009983.
Sequence in context: A200907 A203170 A350981 * A089018 A118769 A009158
KEYWORD
nonn,easy
AUTHOR
Deborah Florez (deborahf(AT)bcn.net), Sep 01 2001
EXTENSIONS
Better description from Brian Galebach, Sep 05 2001
More terms from James A. Sellers, Sep 25 2001
STATUS
approved