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Search: id:A009974
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A009974 Powers of 30. +0
2
1, 30, 900, 27000, 810000, 24300000, 729000000, 21870000000, 656100000000, 19683000000000, 590490000000000, 17714700000000000, 531441000000000000, 15943230000000000000, 478296900000000000000, 14348907000000000000000 (list; graph; listen)
OFFSET

0,2

LINKS

T. D. Noe, Table of n, a(n) for n=0..100

Tanya Khovanova, Recursive Sequences

FORMULA

G.f.: 1/(1-30*x). [From Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 24 2008]

PROGRAM

(Other) sage: [lucas_number1(n, 30, 0) for n in xrange(1, 17)]# [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Apr 29 2009]

CROSSREFS

Sequence in context: A056389 A056379 A171304 this_sequence A041421 A042742 A144350

Adjacent sequences: A009971 A009972 A009973 this_sequence A009975 A009976 A009977

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified March 20 09:10 EDT 2010. Contains 173642 sequences.


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