[5,55,420,2600,14175,70665,329800,1462680,6228945,
25661875,102847560,402706500,1545715325,
5831511195,21671504880,79475234200,288043346370,
1033030388790,3669961024940,12927078062500,
45182780785500,156811313843420,540722493900480,
1853503409060160]
|