Numbers k such that k = m*(m^2 + 1) where m^2 + 1 is prime.

Terms

a(0) =2a(1) =10a(2) =68a(3) =222a(4) =1010a(5) =2758a(6) =4112a(7) =8020a(8) =13848a(9) =17602a(10) =46692a(11) =64040a(12) =157518a(13) =175672a(14) =287562a(15) =405298a(16) =592788a(17) =729090a(18) =830678a(19) =1331110a(20) =1561012a(21) =1728120a(22) =1906748a(23) =2000502a(24) =2197130a(25) =2406238a(26) =3112282a(27) =3375150a(28) =3796572a(29) =4096160