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A241278 as a simple table

na(n)
13
23
39
436
5139
6532
72111
88473
934053
10136880
11550213
122211810
138891567
1435744766
15143696235
16577666729
172322248891
189335550407
1937529342193
20150869654682
21606502776180
222438168211361
239801544653549
2439402644818707
25158400380771179

[3,3,9,36,139,532,2111,8473,34053,136880,550213,
 2211810,8891567,35744766,143696235,577666729,
 2322248891,9335550407,37529342193,150869654682,
 606502776180,2438168211361,9801544653549,
 39402644818707,158400380771179]