Concatenate the n-th prime with the n-th semiprime.

Terms

a(0) =24a(1) =36a(2) =59a(3) =710a(4) =1114a(5) =1315a(6) =1721a(7) =1922a(8) =2325a(9) =2926a(10) =3133a(11) =3734a(12) =4135a(13) =4338a(14) =4739a(15) =5346a(16) =5949a(17) =6151a(18) =6755a(19) =7157a(20) =7358a(21) =7962a(22) =8365a(23) =8969a(24) =9774a(25) =10177a(26) =10382a(27) =10785a(28) =10986a(29) =11387