# A093968 (b-file synthesized from sequence entry) 0 0 1 1 2 2 3 6 4 8 5 20 6 24 7 56 8 64 9 144 10 160 11 352 12 384 13 832 14 896 15 1920 16 2048 17 4352 18 4608 19 9728 20 10240 21 21504 22 22528 23 47104 24 49152 25 102400 26 106496 27 221184 28 229376 29 475136 30 491520 31 1015808 32 1048576 33 2162688 34 2228224 35 4587520 36 4718592 37 9699328 38 9961472 39 20447232 40 20971520