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A030521
Product of first n palindromic primes plus 1.
1
3, 7, 31, 211, 2311, 233311, 30563611, 4615105111, 835334024911, 159548798757811, 49938774011194531, 17628387225951669091, 6575388435279972570571, 2518373770712229494528311, 1830857731307790842522081371, 1385959302599997667789215597091
OFFSET
1,1
COMMENTS
The subsequence of those values which are themselves primes begins: 3, 7, 31, 211, 2311, 6575388435279972570571. - Jonathan Vos Post, Feb 09 2011
MATHEMATICA
palpQ[n_]:=Module[{idn=IntegerDigits[n]}, idn==Reverse[idn]]; #+1&/@FoldList[ Times, 1, Select[Prime[Range[500]], palpQ]] (* Harvey P. Dale, Apr 23 2011 *)
CROSSREFS
Sequence in context: A087864 A066676 A073917 * A105767 A063896 A277028
KEYWORD
nonn,base
AUTHOR
EXTENSIONS
Corrected and extended by Patrick De Geest, Sep 15 2000
More terms from Harvey P. Dale, Apr 23 2011
STATUS
approved