# A281276 (b-file synthesized from sequence entry) 1 1 2 2 3 4 4 5 5 7 6 8 7 11 8 13 9 20 10 22 11 38 12 47 13 76 14 269 15 299 16 527 17 724 18 1214 19 2243 20 2327 21 12635 22 15064 23 28921 24 34303 25 49117 26 58151 27 89279 28 199283