# A113980 (b-file synthesized from sequence entry) 1 1 2 0 3 3 4 2 5 10 6 12 7 36 8 56 9 136 10 240 11 528 12 992 13 2080 14 4032 15 8256 16 16256 17 32896 18 65280 19 131328 20 261632 21 524800 22 1047552 23 2098176 24 4192256 25 8390656 26 16773120 27 33558528 28 67100672 29 134225920 30 268419072 31 536887296 32 1073709056 33 2147516416