Numbers k such that A083539(k) is a square; solutions x to sigma(x+1)*sigma(x)=y^2 for some y.

Terms

a(0) =14a(1) =30a(2) =51a(3) =161a(4) =186a(5) =206a(6) =223a(7) =329a(8) =552a(9) =713a(10) =759a(11) =869a(12) =957a(13) =994a(14) =995a(15) =1248a(16) =1334a(17) =1364a(18) =1634a(19) =1715a(20) =1819a(21) =2093a(22) =2133a(23) =2584a(24) =2685a(25) =2820a(26) =2821a(27) =2974a(28) =3115a(29) =3145