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A082566
Primes p such that p, 2p+1, 4p+3 are palindromic primes.
0
2, 19091918181818181919091, 1908080909080809090808091, 18180808191908180919180808181, 1808080818180818180818180808081, 1808190918090818180908190918081, 18080818080919081918091908081808081
OFFSET
1,1
CROSSREFS
Cf. A007700.
Subsequence of A082520.
Sequence in context: A176944 A068138 A309968 * A273400 A371468 A118019
KEYWORD
base,nonn
AUTHOR
Lekraj Beedassy, May 06 2003
EXTENSIONS
a(1)=2 inserted by Dmitry Petukhov, May 14 2021
STATUS
approved