A089320 a(1) = 1, a(n) = smallest multiple of n using nonzero digits beginning with the digit reversal of a(n-1), if n is not == 0 (mod 10), else a(10^r*k) =10^r*{digit Reversal of a(10^r*k-1)}.

1, 12, 21, 12, 215, 5124, 42154, 451248, 8421543, 34512480, 84215439, 93451248, 842154391, 1934512482, 284215439115, 51193451248224, 422842154391154, 4511934512482248, 842284215439115425, 5245119345124822480

Offset

1,2

Links

Table of n, a(n) for n=1..20.

Crossrefs

Cf. A089321.

Sequence in context: A076638 A129939 A082799 * A227073 A116700 A132132

Adjacent sequences: A089317 A089318 A089319 * A089321 A089322 A089323

Keyword

base,easy,nonn

Author

Amarnath Murthy, Nov 03 2003

Extensions

More terms from David Wasserman, Sep 09 2005

Status

approved