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A042135 as a simple table

na(n)
01
13
2145
3438
421169
563945
63090529
79335532
8451196065
91362923727
1065871534961
11198977528610
129616792908241
1329049356253333
141403985893068225
154241007035458008
16204972323595052609
17619157977820615835
1829924555258984612689
1990392823754774453902

[1,3,145,438,21169,63945,3090529,9335532,
 451196065,1362923727,65871534961,198977528610,
 9616792908241,29049356253333,1403985893068225,
 4241007035458008,204972323595052609,
 619157977820615835,29924555258984612689,
 90392823754774453902]