Prime numbers of the form (n*(n+1)/2)^2 + 1.

Terms

a(0) =2a(1) =37a(2) =101a(3) =1297a(4) =4357a(5) =14401a(6) =44101a(7) =90001a(8) =164837a(9) =246017a(10) =608401a(11) =894917a(12) =1382977a(13) =4326401a(14) =8122501a(15) =8561477a(16) =9985601a(17) =10497601a(18) =38638657a(19) =46049797a(20) =52707601a(21) =84272401a(22) =121572677a(23) =146168101a(24) =165894401a(25) =201526417a(26) =259532101a(27) =289680401a(28) =404010001a(29) =428738437