# A144090 (b-file synthesized from sequence entry) 1 1 2 2 3 0 4 3 5 6 6 3 7 4 8 24 9 36 10 8 11 5 12 60 13 210 14 220 15 45 16 6 17 120 18 780 19 1920 20 1590 21 264 22 7 23 210 24 2205 25 9940 26 19005 27 12978 28 1855 29 8 30 336 31 5208 32 37520 33 130200 34 203952 35 118664 36 14832 37 9 38 504 39 10836 40 114408 41 630630 42 1783656 43 2369556 44 1201464 45 133497