# A340067 (b-file synthesized from sequence entry) 2 3 3 7 4 13 5 31 6 5 7 127 8 253 9 511 10 293 11 2047 12 1013 13 8191 14 375 15 1885 16 6945 17 131071 18 21905 19 524287 20 1048573 21 202951 22 1095249 23 8388607 24 2180425 25 2784601 26 1080599 27 6046435 28 23113817 29 536870911 30 23884363 31 2147483647 32 4294967293 33 8589934591 34 815291441 35 2654752543 36 19022463