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 A229725 Smallest starting palindromic prime for n consecutive palindromic primes in arithmetic progression. 0
 3, 1120211, 13201010231, 1981856124216581891 (list; graph; refs; listen; history; text; internal format)
 OFFSET 3,1 COMMENTS The next term is a(7) > 10^22. LINKS EXAMPLE First and smallest occurrence of n, n >= 3, consecutive palindromic primes in arithmetic progression: a(3) = 3: (3, 5, 7); a(4) = 1120211: (1120211, 1123211, 1126211, 1129211); a(5) = 13201010231: (13201010231, 13202120231, 13203230231, 13204340231, 13205450231); a(6) = 1981856124216581891: (1981856124216581891, 1981856135316581891, 1981856146416581891, 1981856157516581891, 1981856168616581891, 1981856179716581891) CROSSREFS Cf. A059120, A059121, A059122. Sequence in context: A261541 A309225 A137131 * A244113 A324425 A117721 Adjacent sequences: A229722 A229723 A229724 * A229726 A229727 A229728 KEYWORD nonn,base,hard,more AUTHOR Shyam Sunder Gupta, Sep 28 2013 STATUS approved

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Last modified March 31 20:59 EDT 2023. Contains 361673 sequences. (Running on oeis4.)