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A046445 as a simple table

na(n)
01
122
22222
32241998
422435673986
52243634705621958
62243641436526074865874
722436456994448042654162451606
82243645856500003226552543739737161242
92243645872205524222052566325604967420160128694

[1,22,2222,2241998,22435673986,2243634705621958,
 2243641436526074865874,
 22436456994448042654162451606,
 2243645856500003226552543739737161242,
 2243645872205524222052566325604967420160128694]