# A303720 (b-file synthesized from sequence entry) 1 1 2 8 3 23 4 84 5 219 6 569 7 1476 8 3614 9 8730 10 20886 11 49351 12 114833 13 265877 14 610405 15 1396025 16 3172297 17 7195606 18 16230944 19 36563883 20 82008735 21 183813328 22 410490052