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A251275 as a simple table

na(n)
1230
2164800
31497752279
4172919373209920
5253597772369472323328
64724687679127024503784365440
71118224116880857883546078105623321344
83362121790823480902189703776276345356341787648

[230,164800,1497752279,172919373209920,
 253597772369472323328,
 4724687679127024503784365440,
 1118224116880857883546078105623321344,
 3362121790823480902189703776276345356341787648]