# A054926 (b-file synthesized from sequence entry)
1 1
2 0
3 0
4 2
5 5
6 19
7 132
8 1579
9 33366
10 1343120
11 105723785
12 15968704512
13 4520384306832
14 2402302590759788
15 2425409960013204929
16 4647586298937784001491
17 16787189663016572148130262
18 114715448859703502223876433517