1,8

Table of n, a(n) for n=1..71.

a(8)=2 because 19*23=437 and 2 primes, 347 and 743, can be formed from the digits of 437.

Leading zeros are not allowed in the rearranged number.

Cf. A053652, A053736.

Sequence in context: A013585 A261319 A230414 * A262174 A064146 A244120

Adjacent sequences: A053650 A053651 A053652 * A053654 A053655 A053656

easy,nonn,base

Enoch Haga, Feb 18 2000

Edited by Jens Kruse Andersen, Dec 01 2006

approved