1,1

Table of n, a(n) for n=1..47.

E.g. 35 = 7*5 and contains the digits 7 and 5, both prime.

Intersection of A006881 and A046034.

Sequence in context: A167337 A216798 A100372 * A250180 A252078 A157496

Adjacent sequences: A084993 A084994 A084995 * A084997 A084998 A084999

nonn,base

Meenakshi Srikanth (menakan_s(AT)yahoo.com), Jun 30 2003

Corrected and extended by Charles R Greathouse IV, Nov 17 2010.

approved