The first n primes, connected by, from left to right, alternating + and * signs.

Terms

a(0) =2a(1) =5a(2) =17a(3) =24a(4) =94a(5) =107a(6) =315a(7) =334a(8) =752a(9) =781a(10) =1651a(11) =1688a(12) =3168a(13) =3211a(14) =5189a(15) =5242a(16) =8316a(17) =8377a(18) =12403a(19) =12474a(20) =17586a(21) =17665a(22) =24143a(23) =24232a(24) =32776a(25) =32877a(26) =43179a(27) =43286a(28) =54842a(29) =54955