# A067069 (b-file synthesized from sequence entry) 1 2 2 3 3 4 4 6 5 8 6 10 7 12 8 16 9 18 10 22 11 24 12 28 13 30 14 40 15 42 16 48 17 58 18 60 19 70 20 72 21 78 22 88 23 102 24 112 25 120 26 130 27 168 28 190 29 210 30 232 31 240 32 280 33 312 34 330 35 408 36 462 37 520 38 760 39 840 40 1320 41 1848