Primes p such that p+1 is the sum of the squares of a pair of twin primes.

Terms

a(0) =73a(1) =1801a(2) =3529a(3) =10369a(4) =20809a(5) =103969a(6) =115201a(7) =426889a(8) =649801a(9) =2080801a(10) =2205001a(11) =2654209a(12) =3266569a(13) =3328201a(14) =4428289a(15) =5171329a(16) =10017289a(17) =10672201a(18) =11347849a(19) =14709889a(20) =21780001a(21) =22177801a(22) =28395649a(23) =29675809a(24) =30701449a(25) =32320801a(26) =35583049a(27) =40176649a(28) =41368609