Smallest multiple of (n+1)-st prime which is == 1 mod n-th prime.

Terms

a(0) =3a(1) =10a(2) =21a(3) =22a(4) =78a(5) =170a(6) =171a(7) =115a(8) =116a(9) =465a(10) =962a(11) =1148a(12) =903a(13) =517a(14) =424a(15) =531a(16) =1830a(17) =3417a(18) =1207a(19) =2628a(20) =4819a(21) =1660a(22) =1246a(23) =7566a(24) =7373a(25) =5253a(26) =2782a(27) =5886a(28) =9266a(29) =13335