# A190512 (b-file synthesized from sequence entry) 0 1 1 2 2 5 3 11 4 24 5 53 6 117 7 258 8 569 9 1255 10 2768 11 6105 12 13465 13 29698 14 65501 15 144467 16 318632 17 702765 18 1549997 19 3418626 20 7540017 21 16630031 22 36678688 23 80897393 24 178424817 25 393528322 26 867954037 27 1914332891 28 4222194104 29 9312342245 30 20539017381 31 45300228866