Numbers n such that for any positive integers (a, b), if a * b = n then a + b is a square.

A235334

Numbers n such that for any positive integers (a, b), if a * b = n then a + b is a square.

Terms

    a(0) =3a(1) =323a(2) =5183a(3) =777923a(4) =1327103a(5) =6718463a(6) =12446783a(7) =16402499a(8) =229159043a(9) =432972863a(10) =1214383103a(11) =2191925123a(12) =4787532863a(13) =6927565823a(14) =10809345023a(15) =12619826243a(16) =22218287363a(17) =31123310723a(18) =32399999999a(19) =42469790723a(20) =79101562499a(21) =131734154303a(22) =151291437443

External references