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A147842
Sum of all balanced numbers less than 10^n.
1
45, 540, 50040, 3364890, 334795890, 27671338200, 2761284321300, 241066406350560, 24071550717893160, 2164109364980520560, 216167870783354294560, 19804111510101766391920, 1978598460245429017365520, 183672136030518949796846320
OFFSET
1,1
COMMENTS
See reference for definition of balanced number.
Partial sums of A147808. Up to n=3, equal to the sum of palindromes A002113 < 10^n; then it differs from this sequence by the sum of terms < 10^n in A145808. - M. F. Hasler, Nov 23 2008
FORMULA
a(n) = Sum_{k=1..n} A147808(k). - M. F. Hasler, Nov 23 2008
PROG
(PARI) s=0; A147842 = vector(13, k, s+=A147808(k)) \\ M. F. Hasler, Nov 23 2008
CROSSREFS
Sequence in context: A197501 A283116 A223047 * A349849 A027783 A160837
KEYWORD
nonn,base
AUTHOR
Alexis Olson (AlexisOlson(AT)gmail.com), Nov 14 2008
EXTENSIONS
a(9)-a(12) from M. F. Hasler, Nov 23 2008
a(13)-a(46) added by Wei Zhou, Oct 10 2011
STATUS
approved