58902408630domain: NAppears in sequencesa(n) = 6*(8^n - 1)/7.at n=12A125837Numbers k such that (rol(k) XOR ror(k)) = k, where rol = A006257 and ror = A038572 are rotations of binary digits by one place to the left and right, and XOR is the binary exclusive-or operator.at n=24A273050