Value of p^2 + (p-1)^2/2 as p runs through A001359 (the lesser of twin primes).

Terms

a(0) =11a(1) =33a(2) =171a(3) =417a(4) =1233a(5) =2481a(6) =5163a(7) =7491a(8) =15201a(9) =17067a(10) =28017a(11) =33153a(12) =47883a(13) =54531a(14) =58017a(15) =77067a(16) =85443a(17) =108273a(18) =118161a(19) =144771a(20) =180267a(21) =262923a(22) =278211a(23) =318321a(24) =406641a(25) =485073a(26) =537603a(27) =570417a(28) =615681a(29) =650763