# A180238 (b-file synthesized from sequence entry)
0 1
1 3
2 9
3 27
4 75
5 189
6 447
7 951
8 1911
9 3621
10 6513
11 11103
12 18267
13 29013
14 44691
15 67251
16 98547
17 140865
18 197679
19 272799
20 370659
21 497403
22 658371
23 859863
24 1110453
25 1420527
26 1799373
27 2260161
28 2815401
29 3479235
30 4269279