# A167580 (b-file synthesized from sequence entry) 1 1 2 6 3 -1 4 20 5 0 6 3 7 56 8 28 9 98 10 -15 11 144 12 192 13 1080 14 -48 15 105 16 352 17 880 18 7568 19 2024 20 6534 21 -945 22 832 23 3328 24 40976 25 31616 26 132444 27 -8112 28 10395 29 1920 30 11200 31 187488 32 274480 33 1593960 34 286900 35 972162 36 -135135 37 4352 38 34816 39 761600 40 1784320 41 13962848