# A318257 (b-file synthesized from sequence entry) 0 1 1 0 2 1 3 0 4 1 5 126 6 0 7 1 8 3003 9 126126 10 0 11 1 12 107882 13 23279256 14 488864376 15 0 16 1 17 3321890 18 5319906900 19 412275623760 20 5194672859376 21 0 22 1 23 107746281 24 1394769716340 25 369277150181940 26 14687937509885640 27 123378675083039376