# A075733 (b-file synthesized from sequence entry) 1 1 2 -2 3 1 4 -8 5 8 6 1 7 -18 8 48 9 -32 10 1 11 -32 12 160 13 -256 14 128 15 1 16 -50 17 400 18 -1120 19 1280 20 -512 21 1 22 -72 23 840 24 -3584 25 6912 26 -6144 27 2048 28 1 29 -98 30 1568 31 -9408 32 26880 33 -39424 34 28672 35 -8192 36 1 37 -128 38 2688 39 -21504 40 84480 41 -180224 42 212992 43 -131072 44 32768 45 1 46 -162 47 4320 48 -44352 49 228096 50 -658944 51 1118208