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A080486
a(1) = 1, a(n) = smallest multiple of a(n-1) (not equal to 10*a(n-1)) obtained by inserting digits anywhere in a(n-1).
9
1, 11, 121, 12100, 1210000, 121000000, 12100000000, 1210000000000, 121000000000000, 12100000000000000, 1210000000000000000, 121000000000000000000, 12100000000000000000000
OFFSET
1,2
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy, Mar 18 2003
EXTENSIONS
Corrected and extended by Frank Ellermann, Jul 11 2003
STATUS
approved