# A006661 (b-file synthesized from sequence entry) 5 3 6 3 7 7 8 11 9 28 10 57 11 155 12 353 13 1003 14 2458 15 7214 16 18575 17 55880 18 149183 19 457639 20 1255933 21 3914103 22 10978240 23 34663182 24 98953078 25 315884786 26 915008430 27 2948378068 28 8645874055 29 28084475514 30 83222134020