A037010 Differences between adjacent palindromic primes.

1, 2, 2, 4, 90, 30, 20, 30, 10, 122, 40, 20, 10, 344, 30, 30, 10, 122, 10, 9372, 200, 100, 710, 100, 1010, 300, 100, 510, 500, 100, 410, 400, 710, 100, 510, 300, 200, 100, 810, 500, 210, 300, 910, 500, 100, 10112

Offset: 1

Author

G. L. Honaker, Jr.

Keywords

• base
• nonn

Examples

			E.g. 11 - 7 = 4.
		

Links

• Chai Wah Wu, Table of n, a(n) for n = 1..10000
• P. De Geest, World!Of Palindromic Primes

Crossrefs

Cf. A002385, A327427 (records).

Programs

Mathematica

Differences[Select[Prime[Range[3260]], Reverse[x = IntegerDigits[#]] == x &]] (* Jayanta Basu, Jun 24 2013 *)

Formula

a(n) = A002385(n+1) - A002385(n). - Michel Marcus, Sep 12 2019