# A150320 (b-file synthesized from sequence entry)
0 1
1 2
2 7
3 21
4 93
5 334
6 1536
7 5867
8 28047
9 112618
10 542814
11 2233452
12 10915934
13 45965645
14 225308120
15 961377360
16 4743469916
17 20511319674
18 101331875971
19 441859544548
20 2190789707577
21 9635965245969
22 47806098871455
23 211501235721331
24 1051569451113436
25 4680667747964805
26 23279726523079784
27 104070299439210842