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A115753
If a(n) is a k-digit number, a(n+1) is the product of the number formed by the initial k-1 digits of a(n) and the final digit of a(n). If k=1, set a(n+1) = 0.
0
11419, 10269, 9234, 3692, 738, 584, 232, 46, 24, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
OFFSET
1,1
COMMENTS
Not very interesting because there are infinitely many such sequences. Included because it appeared somewhere on a test. - N. J. A. Sloane, Jul 21 2006
EXAMPLE
369*2=738, 73*8=584, 58*4=232, etc.
CROSSREFS
Sequence in context: A083975 A157655 A262399 * A257172 A269217 A154064
KEYWORD
nonn,base,less
AUTHOR
Jen Mason (jenmas21(AT)yahoo.com), Mar 29 2006
EXTENSIONS
Definition supplied by R. J. Mathar, Apr 02 2006
Extra terms at beginning supplied by Denis Borris, Jul 21 2006
STATUS
approved