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a(1) =3, a(n) = smallest multiple of a(n-1) (not equal to 10*a(n-1)) obtained by inserting digits anywhere in a(n-1).
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%I #5 Dec 05 2013 19:56:00

%S 3,33,363,36300,3630000,363000000,36300000000,3630000000000,

%T 363000000000000,36300000000000000,3630000000000000000,

%U 363000000000000000000,36300000000000000000000

%N a(1) =3, a(n) = smallest multiple of a(n-1) (not equal to 10*a(n-1)) obtained by inserting digits anywhere in a(n-1).

%Y Cf. A080486, A080487, A080489, A080490, A080491, A080492, A080493, A080494.

%K base,nonn

%O 1,1

%A _Amarnath Murthy_, Mar 18 2003

%E Corrected and extended by _Ray Chandler_, Oct 11 2003