# A374699 (b-file synthesized from sequence entry) 0 0 1 0 2 0 3 0 4 0 5 1 6 2 7 5 8 14 9 34 10 78 11 180 12 407 13 907 14 2000 15 4364 16 9448 17 20323 18 43448 19 92400 20 195604 21 412355 22 866085 23 1813035 24 3783895 25 7875552