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A229783
Common difference in sets of 5 consecutive palindromic primes (palprimes) in arithmetic progression.
0
1110000, 810000, 8100000, 81000000, 81000000, 111000000, 111000000, 81000000, 81000000, 810000000, 810000000, 1110000000, 810000000, 810000000, 810000000, 810000000, 810000000, 1110000000, 1110000000, 810000000, 810000000, 810000000, 1110000000, 1110000000
OFFSET
1,1
EXAMPLE
a(2)=810000 since (16831813861, 16832623861, 16833433861, 16834243861, 16835053861) is the second arithmetic progression of 5 consecutive palindromic primes with common difference = 810000.
CROSSREFS
Cf. A059122.
Sequence in context: A253619 A235221 A060087 * A176999 A359347 A035613
KEYWORD
nonn,base
AUTHOR
Shyam Sunder Gupta, Sep 29 2013
STATUS
approved