# A033913 (b-file synthesized from sequence entry) 1 5 2 11 3 19 4 133 5 465 6 1361 7 1693 8 205021 9 317293 10 2757669 11 3104613 12 12369341 13 33468065 14 187542277 15 535082701 16 821575373 17 1310332017 18 1454159241 19 26789967589 20 45217224437