Product of a prime number p and the number of primes smaller than p.

Terms

a(0) =0a(1) =3a(2) =10a(3) =21a(4) =44a(5) =65a(6) =102a(7) =133a(8) =184a(9) =261a(10) =310a(11) =407a(12) =492a(13) =559a(14) =658a(15) =795a(16) =944a(17) =1037a(18) =1206a(19) =1349a(20) =1460a(21) =1659a(22) =1826a(23) =2047a(24) =2328a(25) =2525a(26) =2678a(27) =2889a(28) =3052a(29) =3277