Odd nonsquares k for which A161942(k) >= k, where A161942 is the odd part of sigma.

Terms

a(0) =2205a(1) =19845a(2) =108045a(3) =143325a(4) =178605a(5) =187425a(6) =236925a(7) =266805a(8) =319725a(9) =353925a(10) =372645a(11) =407925a(12) =452025a(13) =462825a(14) =584325a(15) =637245a(16) =646425a(17) =658125a(18) =672525a(19) =789525a(20) =796005a(21) =804825a(22) =845325a(23) =920205a(24) =972405a(25) =981225a(26) =1007325a(27) =1055925a(28) =1069425a(29) =1102725