# A317498 (b-file synthesized from sequence entry) 0 1 1 -2 2 3 3 4 4 -12 5 9 6 -8 7 36 8 -54 9 27 10 16 11 -96 12 216 13 -216 14 81 15 -32 16 240 17 -720 18 1080 19 -810 20 243 21 64 22 -576 23 2160 24 -4320 25 4860 26 -2916 27 729 28 -128 29 1344 30 -6048 31 15120 32 -22680 33 20412 34 -10206 35 2187 36 256 37 -3072 38 16128 39 -48384 40 90720 41 -108864 42 81648 43 -34992 44 6561 45 -512 46 6912 47 -41472 48 145152 49 -326592 50 489888 51 -489888 52 314928 53 -118098 54 19683