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A053780 Palindromes arising in A053779. 4

%I #15 Oct 20 2019 17:09:29

%S 4,434,505,18781,27072,33633,1254521,3360633,5989895,9145419,10411401,

%T 161101161,390949093,795303597,935424539,25127372152,77753535777,

%U 1997671767991,2300809080032,3754911194573,6476856586746,9825337335289

%N Palindromes arising in A053779.

%C a(8)=3360633 coincides with A171706(3) and A171741(6) (and see a(6)=33633 here).

%C Also, note that A029965 ran just short of the OEIS space limitation, possibly affecting discovery.

%H P. De Geest, <a href="http://www.worldofnumbers.com/firstpal.htm#sfn3">Palindromic Sums</a>

%H C. Rivera, <a href="http://www.primepuzzles.net/puzzles/puzz_089.htm">PrimePuzzle 89</a>

%Y Cf. A002808, A002113, A053779, A171706, A171741, A029965, A029966.

%K base,nonn

%O 1,1

%A _G. L. Honaker, Jr._, Mar 29 2000

%E More terms from _Patrick De Geest_, Nov 15 2000

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Last modified May 7 13:58 EDT 2024. Contains 372310 sequences. (Running on oeis4.)