# A246829 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 3 5 7 6 16 7 45 8 111 9 318 10 881 11 2686 12 8033 13 25470 14 80480 15 263977 16 862865 17 2891344 18 9706757 19 33178076 20 113784968 21 395303480 22 1379160685 23 4859274472 24 17195407935 25 61310096228 26 219520467207 27 790749207801 28 2859542098634 29 10391610220375 30 37897965144166