# A165764 (b-file synthesized from sequence entry) 1 70 2 198 3 336 4 504 5 1320 6 1440 7 3696 8 3360 9 5040 10 8400 11 6720 12 10080 13 16632 14 16800 15 18480 16 20160 17 15120 18 33264 19 37800 20 30240 21 45360 22 73920 23 60480 24 65520 25 85680 26 55440 27 124740 28 142560 29 138600 30 151200 31 131040 32 180180 33 257040 34 110880 35 166320