# A148742 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 7
4 27
5 74
6 311
7 973
8 4225
9 14281
10 63741
11 226243
12 1028848
13 3789405
14 17450224
15 66115864
16 307457417
17 1190882793
18 5580880556
19 22007193489
20 103768034736
21 415307788212
22 1968152808212
23 7975987369231
24 37958127803864
25 155474827122061
26 742557291607324
27 3069658849260929
28 14705810083112145