# A049434 (b-file synthesized from sequence entry)
8 1
9 36
10 750
11 11880
12 159027
13 1899612
14 20912320
15 216627840
16 2141764053
17 20415995028
18 189036065010
19 1709751003480
20 15170932662679
21 132511015347084
22 1142399079991620
23 9741955019900400
24 82318282158320505
25 690223721118368580
26 5749622251945664950