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A131037
Sequence A001333 with last digits set to zero.
0
0, 0, 0, 0, 10, 40, 90, 230, 570, 1390, 3360, 8110, 19600, 47320, 114240, 275800, 665850, 1607520, 3880890, 9369310, 22619530, 54608390, 131836320, 318281030, 768398400, 1855077840, 4478554080, 10812186000, 26102926090, 63018038200
OFFSET
0,5
FORMULA
a(n)=A001333(n)-A131707(n) = 10*A131607(n).
CROSSREFS
Sequence in context: A359981 A060317 A033583 * A071233 A063490 A251121
KEYWORD
nonn,less,base
AUTHOR
Paul Curtz, Sep 23 2007
EXTENSIONS
Edited by R. J. Mathar, Jul 07 2008
STATUS
approved