# A057464 (b-file synthesized from sequence entry)
1 0
2 1
3 4
4 7
5 8
6 26
7 33
8 64
9 116
10 201
11 1278
12 1927
13 2549
14 4054
15 5379
16 5704
17 6639
18 13785
19 18918
20 19085