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A280845 as a simple table

na(n)
00
116
28192
315925248
486973087744
51087163596800000
627052109211893760000
71212439465398129131520000
890809637490664903729479680000
910724436568372543800644091248640000
101906566501044007786781171777536000000000
11491287106495421596910231193510320537600000000

[0,16,8192,15925248,86973087744,1087163596800000,
 27052109211893760000,1212439465398129131520000,
 90809637490664903729479680000,
 10724436568372543800644091248640000,
 1906566501044007786781171777536000000000,
 491287106495421596910231193510320537600000000]