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A246125 as a simple table

na(n)
01
11
29
3777
418093088
5147696354159600
6120281515483611806096331
76213452807971612556736028733196419
819985669779698663662722527807833218991804567911
94114852471732264714685900791520508800628430894815984377778000

[1,1,9,777,18093088,147696354159600,
 120281515483611806096331,
 6213452807971612556736028733196419,
 19985669779698663662722527807833218991804567911,
 41148524717322647146859007915205088006284308948159\
 84377778000]