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A327429 Record gaps between palindromic primes (upper end) (compare A327428, which gives lower ends of these gaps). 0
4, 7, 11, 101, 313, 727, 10301, 30103, 70207, 1003001, 3001003, 7014107, 100030001, 300020003, 700020007, 10000500001, 30000500003, 70005450007, 1000008000001, 3000002000003, 7000005000007, 100000323000001, 300000020000003, 700000141000007, 10000000500000001, 30000000800000003, 70000002820000007 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

This sequence is infinite if there exist infinitely many palindromic primes (see comment in A327427).

LINKS

Table of n, a(n) for n=1..27.

CROSSREFS

Cf. A000101, A002385, A327427, A327428.

Sequence in context: A179165 A128836 A061956 * A178939 A072732 A270684

Adjacent sequences:  A327426 A327427 A327428 * A327430 A327431 A327432

KEYWORD

nonn,base

AUTHOR

Chai Wah Wu, Sep 09 2019

STATUS

approved

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Last modified August 3 14:40 EDT 2021. Contains 346438 sequences. (Running on oeis4.)