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A293103 as a simple table

na(n)
10
230
3554
48088
5114318
61676740
724773296
8370085158
95573917456
1084505086146
111288142241806
1219723300256104
13303110117057606
144672886017374940
1572233860901133456
161119204087096130496
1717376470515536487116

[0,30,554,8088,114318,1676740,24773296,370085158,
 5573917456,84505086146,1288142241806,
 19723300256104,303110117057606,4672886017374940,
 72233860901133456,1119204087096130496,
 17376470515536487116]