# A277246 (b-file synthesized from sequence entry)
0 1
1 2
2 9
3 31
4 109
5 339
6 1039
7 2957
8 8135
9 21280
10 53688
11 130174
12 305539
13 693598
14 1528901
15 3274785
16 6832548
17 13900570
18 27626151
19 53692474
20 102193925
21 190678199
22 349172204
23 628122125
24 1111050987
25 1934048642
26 3315905471
27 5603441375
28 9339723645
29 15364504830