# A269019 (b-file synthesized from sequence entry) 0 2 1 -1 2 5 3 5 4 17 5 29 6 65 7 125 8 257 9 509 10 1025 11 2045 12 4097 13 8189 14 16385 15 32765 16 65537 17 131069 18 262145 19 524285 20 1048577 21 2097149 22 4194305 23 8388605 24 16777217 25 33554429 26 67108865 27 134217725 28 268435457 29 536870909 30 1073741825 31 2147483645 32 4294967297 33 8589934589