# A122623 (b-file synthesized from sequence entry)
1 2
2 4
3 8
4 22
5 98
6 388
7 16648
8 132358
9 1311234
10 1073743876
11 17179877384
12 274877943814
13 4398113693698
14 72083983122432004
15 3458834890081107976
16 110681871838615896070
17 38686511673635471463677954
18 2475908412805686633409019908
19 198070557401964757114570145800