# A291938 (b-file synthesized from sequence entry) 1 0 2 4 3 8 4 32 5 64 6 192 7 384 8 1024 9 2048 10 5120 11 10240 12 24576 13 49152 14 114688 15 229376 16 524288 17 1048576 18 2359296 19 4718592 20 10485760 21 20971520 22 46137344 23 92274688 24 201326592 25 402653184 26 872415232 27 1744830464 28 3758096384 29 7516192768 30 16106127360