# A169628 (b-file synthesized from sequence entry) 1 3 2 5 3 7 4 17 5 19 6 31 7 65 8 67 9 79 10 127 11 4097 12 4099 13 4111 14 4159 15 8191 16 65537 17 65539 18 65551 19 65599 20 69631 21 131071 22 262145 23 262147 24 262159 25 262207 26 266239 27 327679 28 524287 29 1073741825 30 1073741827 31 1073741839 32 1073741887 33 1073745919 34 1073807359