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A062696 Palindromes that are the sum of two shorter palindromes. 0

%I

%S 11,101,121,1001,1111,1221,10001,10101,10201,11011,12221,100001,

%T 101101,110011,111111,121121,122221,1000001,1001001,1002001,1003001,

%U 1004001,1005001,1006001,1007001,1008001,1009001,1010101,1011101,1012101

%N Palindromes that are the sum of two shorter palindromes.

%e 121 = 22 + 99, all are palindromes and the first is longer than the other two.

%Y Cf. A002113.

%K base,nonn

%O 1,1

%A _Erich Friedman_, Jul 04 2001

%E a(18)-a(30) from _Donovan Johnson_, Sep 19 2009

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Last modified July 19 12:32 EDT 2019. Contains 325159 sequences. (Running on oeis4.)