# A010843 (b-file synthesized from sequence entry)
1 1
2 -2
3 5
4 -12
5 33
6 -78
7 261
8 -360
9 3681
10 13446
11 193509
12 1951452
13 23948865
14 309740922
15 4341155877
16 65102989248
17 1041690874689
18 17708615729550
19 318755470552389
20 6056352778233924
21 121127059051462881
22 2543668229620367298