# A061948 (b-file synthesized from sequence entry) 1 1 2 3 3 9 4 27 5 29 6 36 7 39 8 53 9 72 10 108 11 180 12 189 13 360 14 900 15 1008 16 1885 17 1899 18 2877 19 3120 20 4272 21 6975 22 14319 23 16203 24 18724 25 19959 26 24777 27 30071 28 38376 29 84748 30 85053 31 90843 32 108412 33 121996 34 155556 35 327321 36 366128 37 545949 38 727236 39 1332360 40 1847072 41 3090195 42 3229872