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A172944 as a simple table

na(n)
01
11
29
31035
4981541
54855258305
694459713879600
75945968652327831925
81046591482728407939338275
9459761347800901006933211075259
10460129061613105910803354676484897475

[1,1,9,1035,981541,4855258305,94459713879600,
 5945968652327831925,1046591482728407939338275,
 459761347800901006933211075259,
 460129061613105910803354676484897475]