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A278926 as a simple table

na(n)
01
12
2353
3561608
44341274884
5111107400842568
67493918659070379300
71139021252689549522419840
8348457223545199873458486125120
9196982631587037086047232203674775680
10192443334239172066295878807351087122210880
11307899710379447999264505625949360598523097530880

[1,2,353,561608,4341274884,111107400842568,
 7493918659070379300,1139021252689549522419840,
 348457223545199873458486125120,
 196982631587037086047232203674775680,
 192443334239172066295878807351087122210880,
 307899710379447999264505625949360598523097530880]