# A156594 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 -3 5 1 6 1 7 6 8 6 9 1 10 1 11 -3 12 6 13 -3 14 1 15 1 16 -21 17 -21 18 -21 19 -21 20 1 21 1 22 24 23 168 24 -84 25 168 26 24 27 1 28 1 29 195 30 -1560 31 5460 32 5460 33 -1560 34 195 35 1 36 1 37 -111 38 7215 39 28860 40 202020 41 28860 42 7215 43 -111 44 1 45 1 46 -3072 47 -113664 48 -3694080 49 29552640 50 29552640 51 -3694080