A230220 Smaller of two consecutive palindromic primes with equal digital sum.

11, 16661, 31513, 74747, 75557, 1035301, 1074701, 1303031, 1363631, 1374731, 1557551, 1646461, 1714171, 1777771, 1909091, 3075703, 3127213, 3452543, 3627263, 3635363, 3646463, 3746473, 3784873, 3948493, 3983893, 7057507, 7302037, 7354537, 7365637, 7622267

Offset

1,1

Links

Shyam Sunder Gupta, Table of n, a(n) for n = 1..5000

Example

11 is in the sequence because 11 and 101 are consecutive palindromic primes and the sum of the digits of each = 2.

Crossrefs

Cf. A002385, A007953, A007605, A066540, A230199.

Sequence in context: A076783 A249645 A145526 * A068647 A199148 A248732

Adjacent sequences: A230217 A230218 A230219 * A230221 A230222 A230223

Keyword

nonn,base

Author

Shyam Sunder Gupta, Oct 11 2013

Status

approved