# A164696 (b-file synthesized from sequence entry) 0 1 1 3 2 6 3 12 4 24 5 48 6 96 7 192 8 381 9 756 10 1503 11 2988 12 5940 13 11808 14 23472 15 46656 16 92742 17 184353 18 366456 19 728439 20 1447986 21 2878296 22 5721456 23 11373072 24 22607316 25 44938668 26 89328777 27 177567132 28 352966731 29 701624856 30 1394685096 31 2772345504