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A242329 a(n) = 5^n + 4. 3
5, 9, 29, 129, 629, 3129, 15629, 78129, 390629, 1953129, 9765629, 48828129, 244140629, 1220703129, 6103515629, 30517578129, 152587890629, 762939453129, 3814697265629, 19073486328129, 95367431640629, 476837158203129 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Subsequence of A226810. [Bruno Berselli, May 13 2014]

LINKS

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

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

FORMULA

G.f.: (5-21*x)/((1-x)*(1-5*x)).

a(n) = 6*a(n-1) - 5*a(n-2) for n>1.

MATHEMATICA

Table[5^n + 4, {n, 0, 30}]

PROG

(MAGMA) [5^n+4: n in [0..30]];

CROSSREFS

Cf. similar sequences listed in A253208.

Cf. A003463, A034474, A132079, A178676.

Sequence in context: A006131 A270595 A303988 * A214902 A049602 A119031

Adjacent sequences:  A242326 A242327 A242328 * A242330 A242331 A242332

KEYWORD

nonn,easy

AUTHOR

Vincenzo Librandi, May 13 2014

STATUS

approved

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Last modified July 19 08:48 EDT 2019. Contains 325155 sequences. (Running on oeis4.)