# A337015 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 9 5 20 6 279 7 512 8 19087 9 71602 10 636365 11 1517042 12 321965982 13 240609602 14 8809543877 15 144729615032 16 26818608209252 17 6603755558402 18 2737593592637477