# A132824 (b-file synthesized from sequence entry) 0 1 1 2 2 2 3 4 4 10 5 24 6 54 7 116 8 242 9 496 10 1006 11 2028 12 4074 13 8168 14 16358 15 32740 16 65506 17 131040 18 262110 19 524252 20 1048538 21 2097112 22 4194262 23 8388564 24 16777170 25 33554384 26 67108814 27 134217676 28 268435402 29 536870856 30 1073741766 31 2147483588 32 4294967234 33 8589934528