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A061998 as a simple table

na(n)
00
10
20
30
40
51974
642368
7397014
82326320
910087628
1035464464
11106783320
12285336128
13693331146
141558986816
153286192514
166558317232
1712488282352
1822829958032
1940269324564
2068817690624
21114333609854
22185205015936

[0,0,0,0,0,1974,42368,397014,2326320,10087628,
 35464464,106783320,285336128,693331146,1558986816,
 3286192514,6558317232,12488282352,22829958032,
 40269324564,68817690624,114333609854,185205015936]