A327428 Record gaps between palindromic primes (lower end): primes A002385(k) where A002385(k+1) - A002385(k) exceeds A002385(j+1) - A002385(j) for all j < k.

2, 3, 5, 11, 191, 383, 929, 19991, 39293, 98689, 1998991, 3998993, 9989899, 199999991, 399878993, 999727999, 19998289991, 39998389993, 99999199999, 1999987899991, 3999992999993, 9999987899999, 199999959999991, 399999959999993, 999999787999999, 19999998589999991, 39999999299999993

Offset: 1

Author

Chai Wah Wu, Sep 09 2019

Keywords

• nonn
• base

Comments

This sequence is infinite if there exists an infinite number of palindromic primes (see comment in A327427).

Crossrefs

Cf. A002385, A002386, A327427.