# A077832 (b-file synthesized from sequence entry)
0 1
1 2
2 7
3 23
4 73
5 236
6 760
7 2447
8 7882
9 25385
10 81757
11 263315
12 848056
13 2731328
14 8796769
15 28331690
16 91247671
17 293880719
18 946499521
19 3048384212
20 9817909144
21 31620469487
22 101839819042
23 327994773977
24 1056370413541
25 3402244606139
26 10957584774832
27 35291014608704