Square associated with twin primes (p,p+2): p(p+2) + 1. Square of the average of twin primes.

Terms

a(0) =16a(1) =36a(2) =144a(3) =324a(4) =900a(5) =1764a(6) =3600a(7) =5184a(8) =10404a(9) =11664a(10) =19044a(11) =22500a(12) =32400a(13) =36864a(14) =39204a(15) =51984a(16) =57600a(17) =72900a(18) =79524a(19) =97344a(20) =121104a(21) =176400a(22) =186624a(23) =213444a(24) =272484a(25) =324900a(26) =360000a(27) =381924a(28) =412164a(29) =435600