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A180365 Partial sums up to 10^n of A007425. 3
1, 53, 1471, 29425, 496623, 7518850, 106030594, 1421760251, 18362473634, 230375375227, 2824280446479, 33978264556380, 402439152166882, 4703975577244852, 54365786164534232, 622220063695532731, 7060841638683030355, 79525016215415440837 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Hiroaki Yamanouchi, Table of n, a(n) for n = 0..18

FORMULA

a(n) = A061201(10^n).

CROSSREFS

Cf. A007425, A061201.

Sequence in context: A091548 A017769 A017716 * A210783 A221237 A059694

Adjacent sequences:  A180362 A180363 A180364 * A180366 A180367 A180368

KEYWORD

nonn

AUTHOR

Andrew Lelechenko, Jan 19 2011

EXTENSIONS

One more term (a(16)) and typo in crossrefs fixed by Andrew Lelechenko, Apr 13 2011

a(17) from Hiroaki Yamanouchi, Jul 15 2014

STATUS

approved

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Last modified November 23 14:42 EST 2014. Contains 249851 sequences.