# A097064 (b-file synthesized from sequence entry) 0 1 1 0 2 2 3 8 4 24 5 64 6 160 7 384 8 896 9 2048 10 4608 11 10240 12 22528 13 49152 14 106496 15 229376 16 491520 17 1048576 18 2228224 19 4718592 20 9961472 21 20971520 22 44040192 23 92274688 24 192937984 25 402653184 26 838860800 27 1744830464 28 3623878656 29 7516192768 30 15569256448 31 32212254720 32 66571993088