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A216788 as a simple table

na(n)
01
1156
225350
34174300
4691890225
5115130533440
619207610662240
73210414924974400
8537343198067590200
990034838076214002400
1015098842345381088202480
112533860269961226256525280
12425477370330989242241536600
1371480198215606192696578148800

[1,156,25350,4174300,691890225,115130533440,
 19207610662240,3210414924974400,
 537343198067590200,90034838076214002400,
 15098842345381088202480,2533860269961226256525280,
 425477370330989242241536600,
 71480198215606192696578148800]