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A203008 as a simple table

na(n)
00
11
28
371
4886
512673
6230456
74633919
8111429982
93343015913
10106868339918
114054408822031
12169941130770676
137459593754902673
14357142287146260646
1519235986110046059943
161151217759731312559002
1771185663518687172418657

[0,1,8,71,886,12673,230456,4633919,111429982,
 3343015913,106868339918,4054408822031,
 169941130770676,7459593754902673,
 357142287146260646,19235986110046059943,
 1151217759731312559002,71185663518687172418657]