# A065495 (b-file synthesized from sequence entry)
2 1
3 2
4 6
5 14
6 32
7 72
8 156
9 336
10 712
11 1496
12 3120
13 6464
14 13328
15 27360
16 55968
17 114144
18 232192
19 471296
20 954816
21 1931264
22 3900800
23 7869312
24 15858432
25 31928832
26 64232704
27 129128960
28 259431936
29 520941056
30 1045557248
31 2097616896