A107076 Odd-digit semiprimes, divisors of which are odd-digit primes.

9, 15, 33, 35, 39, 51, 55, 57, 77, 91, 93, 95, 111, 119, 133, 155, 159, 177, 339, 355, 371, 393, 395, 511, 519, 537, 553, 573, 579, 591, 597, 755, 791, 917, 933, 939, 951, 955, 959, 973, 993, 995, 1119, 1137, 1191, 1337, 1351, 1379, 1393, 1555

Offset

1,1

Comments

Differs from A091296 in that A107076 doesn't contain terms 115=5*23,319=11*29,335=5*67,377=13*29, etc.

Links

Table of n, a(n) for n=1..50.

Crossrefs

Cf. A000040, A001358, A076704, A091296, A030096.

Sequence in context: A062016 A108637 A091296 * A155775 A228096 A111148

Adjacent sequences: A107073 A107074 A107075 * A107077 A107078 A107079

Keyword

nonn,base

Author

Zak Seidov, May 10 2005

Status

approved