Twin prime pairs k-1 and k+1 such that the squares of both are present in A115557.

Terms

a(0) =11a(1) =13a(2) =29a(3) =31a(4) =197a(5) =199a(6) =239a(7) =241a(8) =419a(9) =421a(10) =659a(11) =661a(12) =881a(13) =883a(14) =1019a(15) =1021a(16) =1061a(17) =1063a(18) =1481a(19) =1483a(20) =1877a(21) =1879a(22) =3167a(23) =3169a(24) =3821a(25) =3823a(26) =4019a(27) =4021a(28) =4049a(29) =4051