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A061114 as a simple table

na(n)
11
212
3125
412515
51251552
61251552203
71251552203877
812515522038774140
91251552203877414021147
101251552203877414021147115975
111251552203877414021147115975678570

[1,12,125,12515,1251552,1251552203,1251552203877,
 12515522038774140,1251552203877414021147,
 1251552203877414021147115975,
 1251552203877414021147115975678570]