A109179 Eight-digit primes reverse of which is also prime such that each of decimal digits 0-to-7 used just once.

10243657, 10247563, 10254367, 10254763, 10264537, 10356427, 10432567, 10452367, 10457263, 10467253, 10475263, 10562437, 10574623, 10654327, 10725643, 12067543, 12306457, 12360457, 12364507, 12460753, 12530647

Offset

1,1

Comments

Among 2668 eight-digit primes which use each of the decimal digits 0-to-7 just once, there are 102 pairs of mutually reversed primes. Here some smallest ones are given.

Links

Table of n, a(n) for n=1..21.

Example

10243657 and its reverse 76534201 are both primes which use decimal digits 0-to-7 exactly once.

Crossrefs

Cf. A109177, A109178.

Sequence in context: A074665 A235160 A109177 * A030093 A188755 A328939

Adjacent sequences: A109176 A109177 A109178 * A109180 A109181 A109182

Keyword

base,nonn

Author

Zak Seidov, Jun 21 2005

Status

approved