46994

Appears in sequences

• Semiprimes with semiprime digits (digits 4, 6, 9 only).at n=43A107342
• G.f.: B(x)*B(x^2)*B(x^3)*..., where B(x) is g.f. of A000312.at n=6A326986
• Semiprimes with only semiprime digits, each appearing at least once.at n=20A349275