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A178315 as a simple table

na(n)
01
11
23
323
4393
513729
6943227
7126433847
833245947857
917276815511041
1017836691600303283
1136694285316980381463
12150671768689108469724633
131235972596853128519493249569
1420265064539085026367759911941547
15664309630995695142408442512638430647

[1,1,3,23,393,13729,943227,126433847,33245947857,
 17276815511041,17836691600303283,
 36694285316980381463,150671768689108469724633,
 1235972596853128519493249569,
 20265064539085026367759911941547,
 664309630995695142408442512638430647]