# A357993 (b-file synthesized from sequence entry) 0 1 1 2 2 9 3 8 4 17 5 34 6 64 7 129 8 252 9 515 10 1026 11 2044 12 4091 13 8184 14 16375 15 32758 16 65525 17 131060 18 262131 19 524279 20 1048566 21 2097167 22 4194322 23 8388590 24 16777203 25 33554450 26 67108877 27 134217712 28 268435473 29 536870929 30 1073741807 31 2147483622 32 4294967278 33 8589934615