Centered heptagonal twin prime numbers.

Terms

a(0) =43a(1) =71a(2) =197a(3) =463a(4) =1933a(5) =5741a(6) =8233a(7) =9283a(8) =11173a(9) =14561a(10) =34651a(11) =41203a(12) =57793a(13) =68111a(14) =84631a(15) =104147a(16) =139301a(17) =168631a(18) =207523a(19) =244861a(20) =307693a(21) =333103a(22) =357281a(23) =415381a(24) =465011a(25) =475273a(26) =506731a(27) =592663a(28) =595547a(29) =607153