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A041838 as a simple table

na(n)
020
121
2860
3881
436100
536981
61515340
71552321
863608180
965160501
102670028220
112735188721
12112077577060
13114812765781
144704588208300
154819400974081
16197480627171540
17202300028145621
188289481752996380

[20,21,860,881,36100,36981,1515340,1552321,
 63608180,65160501,2670028220,2735188721,
 112077577060,114812765781,4704588208300,
 4819400974081,197480627171540,202300028145621,
 8289481752996380]