# A097569 (b-file synthesized from sequence entry) 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 12 11 18 12 21 13 24 14 27 15 36 16 42 17 45 18 48 19 54 20 63 21 72 22 81 23 84 24 126 25 216 26 243 27 247 28 364 29 423 30 481 31 486 32 846 33 2478 34 8463 35 24786