# A274497 (b-file synthesized from sequence entry) 0 0 1 0 2 2 3 4 4 16 5 32 6 96 7 192 8 512 9 1024 10 2560 11 5120 12 12288 13 24576 14 57344 15 114688 16 262144 17 524288 18 1179648 19 2359296 20 5242880 21 10485760 22 23068672 23 46137344 24 100663296 25 201326592 26 436207616 27 872415232 28 1879048192 29 3758096384 30 8053063680