# A260535 (b-file synthesized from sequence entry)
0 1
1 7
2 136
3 5832
4 407808
5 47882880
6 5893585920
7 2763273139200
8 -1770980740300800
9 6081299047511654400
10 -24479310471391641600000
11 147692341217380307927040000
12 -1254349086918655739874508800000
13 14641717268146696857494972006400000
14 -229475387530005564381034470860390400000