Odd numbers k such that A292270((k-1)/2) is a square < ((k-1)/2)^2.

Terms

a(0) =7a(1) =15a(2) =27a(3) =31a(4) =63a(5) =95a(6) =127a(7) =255a(8) =277a(9) =305a(10) =511a(11) =519a(12) =1023a(13) =1921a(14) =2047a(15) =2349a(16) =3575a(17) =4095a(18) =8191a(19) =8743a(20) =10525a(21) =16383a(22) =17955a(23) =24661a(24) =26585a(25) =27305a(26) =32767a(27) =36611a(28) =40677a(29) =65535