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A090313 as a simple table

na(n)
02
122
2486
310714
4236194
55206982
6114789798
72530582538
855787605634
91229857906486
1027112661548326
11597708411969658
1213176697724880802
13290485058359347302
146403847981630521446
15141175140654230819114

[2,22,486,10714,236194,5206982,114789798,
 2530582538,55787605634,1229857906486,
 27112661548326,597708411969658,13176697724880802,
 290485058359347302,6403847981630521446,
 141175140654230819114]