%I #8 Aug 25 2015 16:02:40
%S 1,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,
%T 2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,
%U 2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2,3,2,2
%N Begin with a 1, then place the smallest (as far as possible distinct) digits, such that, beginning from the n-th term, n terms form a palindrome.
%H <a href="/index/Rec#order_03">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 1).
%F a(1) = 1; for k > 0, a(3k-1) = a(3k) = 2; a(3k+1) = 3. - _David Wasserman_, Aug 19 2004
%e The first six palindromes are 1, 22, 232, 3223, 22322, 232232.
%t Join[{1},LinearRecurrence[{0, 0, 1},{2, 2, 3},104]] (* _Ray Chandler_, Aug 25 2015 *)
%Y Cf. A082205, A082206.
%K base,easy,nonn
%O 0,2
%A _Amarnath Murthy_, Apr 10 2003
%E More terms from _David Wasserman_, Aug 19 2004
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