Boustrophedon transform of primes.

Terms

a(0) =2a(1) =5a(2) =13a(3) =35a(4) =103a(5) =345a(6) =1325a(7) =5911a(8) =30067a(9) =172237a(10) =1096319a(11) =7677155a(12) =58648421a(13) =485377457a(14) =4326008691a(15) =41310343279a(16) =420783672791