Position of sqrt(n) in the mapping N2QuQR1 given in A065936.

Terms

a(0) =1a(1) =6a(2) =14a(3) =7a(4) =120a(5) =248a(6) =16160a(7) =1019a(8) =127a(9) =32640a(10) =65408a(11) =16373a(12) =8386032a(13) =4194056a(14) =4194239a(15) =32767a(16) =2147450880a(17) =4294934528a(19) =268435343