# A274863 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 4 4 8 5 16 6 32 7 64 8 128 9 256 10 512 11 1024 12 2048 13 4128 14 8320 15 16768 16 33792 17 68096 18 137216 19 279632 20 570784 21 1166128 22 2383312 23 4871312 24 9955760 25 20713120 26 43286304 27 90751688 28 190621800 29 400733360 30 842536776 31 1825618200 32 3990868296 33 8789613840 34 19459895108