Totally multiplicative sequence with a(p) = 10p+1 for prime p.

Terms

a(0) =1a(1) =21a(2) =31a(3) =441a(4) =51a(5) =651a(6) =71a(7) =9261a(8) =961a(9) =1071a(10) =111a(11) =13671a(12) =131a(13) =1491a(14) =1581a(15) =194481a(16) =171a(17) =20181a(18) =191a(19) =22491a(20) =2201a(21) =2331a(22) =231a(23) =287091a(24) =2601a(25) =2751a(26) =29791a(27) =31311a(28) =291a(29) =33201