# A052999 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 0 5 90 6 18 7 54 8 90 9 1980 10 199980 11 18 12 36 13 360 14 3960 15 3960 16 450 17 450 18 540 19 540 20 36 21 36 22 18 23 79999999999999999999999999999920 24 720 25 18 26 90 27 72 28 36 29 90 30 18 31 144 32 18 33 36 34 54 35 270 36 900 37 414 38 450 39 450 40 36 41 18 42 630 43 720 44 54 45 18 46 720 47 810 48 1980 49 1800 50 1800 51 2790 52 54 53 180 54 270 55 20250 56 1800 57 1800 58 144