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A148210 as a simple table

na(n)
01
11
22
34
412
536
6121
7418
81518
95680
1021838
1185728
12342817
131391551
145723767
1523807834
16100015361
17423803675
181809693470
197780676837
2033658840612
21146415125415
22640107365528
232811273477261
2412398413335191
2554889792298990
26243863779060244
271086965933597889
284859517276156715

[1,1,2,4,12,36,121,418,1518,5680,21838,85728,
 342817,1391551,5723767,23807834,100015361,
 423803675,1809693470,7780676837,33658840612,
 146415125415,640107365528,2811273477261,
 12398413335191,54889792298990,243863779060244,
 1086965933597889,4859517276156715]