# A321843 (b-file synthesized from sequence entry)
7 5040
8 20160
9 105840
10 438480
11 1941390
12 7981380
13 34199295
14 143278023
15 618279060
16 2662235895
17 11732993885
18 52051997928
19 235469637340
20 1076082576890
21 5001152965060
22 23506245393141
23 112121385673903
24 540819706031799
25 2642597365003695
26 13049933076792172