# A244820 (b-file synthesized from sequence entry)
0 1
1 1
2 5
3 37
4 513
5 11281
6 400513
7 22016065
8 1861165057
9 238780240129
10 46058931537921
11 13292137309135873
12 5694523821282066433
13 3612945464580972908545
14 3375333122746593847050241
15 4635513066684099431721615361
16 9320885421210678888076169707521
17 27400026186934818737377587727761409