Centered square numbers which are sphenic numbers.

Terms

a(0) =1105a(1) =2665a(2) =3445a(3) =7565a(4) =8845a(5) =14965a(6) =15665a(7) =16745a(8) =17485a(9) =18241a(10) =20605a(11) =22685a(12) =23545a(13) =27145a(14) =28085a(15) =32005a(16) =32513a(17) =35113a(18) =37265a(19) =48985a(20) =50245a(21) =50881a(22) =55445a(23) =56785a(24) =62305a(25) =71065a(26) =74885a(27) =78013a(28) =80401a(29) =81205