# A062858 (b-file synthesized from sequence entry) 1 1 2 4 3 12 4 36 5 60 6 120 7 120 8 360 9 360 10 360 11 840 12 840 13 2520 14 2520 15 2520 16 2520 17 2520 18 5040 19 5040 20 5040 21 5040 22 5040 23 5040 24 10080 25 10080 26 27720 27 27720 28 27720 29 27720 30 55440 31 55440 32 55440 33 55440 34 55440 35 55440 36 55440 37 55440 38 55440 39 55440 40 55440