# A227027 (b-file synthesized from sequence entry) 1 6 2 120 3 210 4 990 5 7140 6 185136 7 242556 8 2162160 9 8239770 10 258474216 11 279909630 12 9508687656 13 323015470680 14 10973017315470 15 372759573255306 16 12662852473364940 17 430164224521152660 18 14612920781245825506 19 496409142337836914550