# A026875 (b-file synthesized from sequence entry)
4 1
5 10
6 67
7 379
8 1959
9 9597
10 45448
11 210514
12 960942
13 4344683
14 19525389
15 87444051
16 390992168
17 1747941216
18 7821157977
19 35055231757
20 157484297780
21 709447933434
22 3205851742378
23 14534550949750
24 66123187204244
25 301875869514852