Distinct multiples of 3 such that the concatenation of a(n), a(n-1), ..., a(2), a(1), 1 is a prime and a(n) > a(n-1).

A089757

Distinct multiples of 3 such that the concatenation of a(n), a(n-1), ..., a(2), a(1), 1 is a prime and a(n) > a(n-1).

Terms

    a(0) =3a(1) =6a(2) =9a(3) =12a(4) =27a(5) =30a(6) =39a(7) =42a(8) =66a(9) =162a(10) =231a(11) =252a(12) =258a(13) =273a(14) =276a(15) =411a(16) =474a(17) =531a(18) =543a(19) =642a(20) =699a(21) =732a(22) =795a(23) =819a(24) =1023a(25) =1059a(26) =1101a(27) =1257a(28) =1281a(29) =1842

External references