login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A070252 Number of n-digit palindromes. 2
10, 9, 90, 90, 900, 900, 9000, 9000, 90000, 90000, 900000, 900000, 9000000, 9000000, 90000000, 90000000, 900000000, 900000000, 9000000000, 9000000000, 90000000000, 90000000000, 900000000000, 900000000000, 9000000000000 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

A variant of A050683, which is the principal entry for this sequence. Cf. A016115.

Partial sums give A070199.

Sequence in context: A003568 A099642 A052196 * A038311 A034078 A180011

Adjacent sequences:  A070249 A070250 A070251 * A070253 A070254 A070255

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), May 06 2002

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 17 03:30 EST 2012. Contains 205978 sequences.