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A240553 as a simple table

na(n)
12
241
31181
461681
59161
66781
74021
81321
942521761
1027961
11212601841
1285403261
13641
141383881
15131381
164278255361
1763541
18145501
1916936647121
20222361
21920421641
22150901
23272341
241801385941
25632133361
26208518605101
2747763361
2884961
29470925821
3012109381

[2,41,1181,61681,9161,6781,4021,1321,42521761,
 27961,212601841,85403261,641,1383881,131381,
 4278255361,63541,145501,16936647121,222361,
 920421641,150901,272341,1801385941,632133361,
 208518605101,47763361,84961,470925821,12109381]