Numbers m such that pi(m) = prime(d_1*d_2*...*d_k) where d_1 d_2 ... d_k is the decimal expansion of m.

A107120

Numbers m such that pi(m) = prime(d_1*d_2*...*d_k) where d_1 d_2 ... d_k is the decimal expansion of m.

Terms

    a(0) =162a(1) =242a(2) =291a(3) =371a(4) =461a(5) =515a(6) =2419a(7) =2815a(8) =11874a(9) =64751a(10) =81927a(11) =264961a(12) =276184a(13) =757155a(14) =2537825a(15) =7717729a(16) =9548491a(17) =14738827a(18) =19728438a(19) =19728446a(20) =19728464a(21) =23695527a(22) =77362954a(23) =269776516a(24) =269776523a(25) =269776532a(26) =358399327a(27) =2385883646a(28) =59955748691a(29) =67893872935

External references