# A209067 (b-file synthesized from sequence entry) 1 1 2 3 3 6 4 22 5 70 6 265 7 1007 8 4055 9 16593 10 69429 11 294509 12 1265692 13 5494398 14 24065829 15 106207739 16 471840078 17 2108406146 18 9470071142 19 42731427358 20 193612759011 21 880517540867