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A042715 as a simple table

na(n)
01
11
24
35
49
523
6676
71375
82051
93426
1012329
1115755
12926119
13941874
143751741
154693615
168445356
1721584327
18634390839
191290366005
201924756844
213215122849
2211570125391
2314785248240
24869114523311
25883899771551
263520813837964
274404713609515
287925527447479

[1,1,4,5,9,23,676,1375,2051,3426,12329,15755,
 926119,941874,3751741,4693615,8445356,21584327,
 634390839,1290366005,1924756844,3215122849,
 11570125391,14785248240,869114523311,883899771551,
 3520813837964,4404713609515,7925527447479]