%I #11 Sep 25 2019 07:35:41
%S 9,99,1881,171171,1882881,306909603,11355655311,1033364633301,
%T 1034397997934301,10241574577547514201,10231343244544544234313201,
%U 112544775689989986577445211,1023144555797698967975554413201,102221350448336861989168633844053122201,11233003103852144358833233885344125830130033211
%N a(1) = 9; a(n) = smallest palindromic multiple of a(n-1).
%t e[1] = 9; e[n_] := e[n] = Block[{k = 2}, While[k*e[n - 1] != ToExpression[ StringReverse[ ToString[k*e[n - 1]]]], k++ ]; k*e[n - 1]]; Table[e[n], {n, 1, 13}] - _Robert G. Wilson v_, Apr 19 2002
%Y Cf. A068664, A068665, A068666, A068667, A070069, A068971, A068972, A068973, A068974.
%K base,nonn
%O 1,1
%A _Amarnath Murthy_, Mar 01 2002
%E More terms from _Sascha Kurz_, Mar 27 2002
%E Edited by _N. J. A. Sloane_, Apr 19 2007
%E a(14)-a(15) from _Giovanni Resta_, Sep 25 2019
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