A327427 Record gaps between primes which are palindromic in base 10.

1, 2, 4, 90, 122, 344, 9372, 10112, 30914, 904312, 1002012, 3015114, 90040102, 100020012, 300141014, 9000772002, 10002210012, 30007060014, 900008800002, 1000014100012, 3000012000014, 90000335100002, 100000060000012, 300000181000014, 9000000712000002, 10000002210000012, 30000003520000014

Offset: 1

Author

Chai Wah Wu, Sep 09 2019

Keywords

• nonn
• base

Comments

These are the gaps A002385(n+1) - A002385(n). The Banks et al. paper shows that this sequence is infinite if there exists an infinite number of palindromic primes.

Links

• W. D. Banks, D. N. Hart, and M. Sakata, Almost all palindromes are composite, Math. Res. Lett., 11 No. 5-6 (2004), 853-868.

Crossrefs

Cf. A002385, A005250.