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A048694 as a simple table

na(n)
01
17
215
337
489
5215
6519
71253
83025
97303
1017631
1142565
12102761
13248087
14598935
151445957
163490849
178427655
1820346159
1949119973
20118586105
21286292183
22691170471
231668633125
244028436721
259725506567

[1,7,15,37,89,215,519,1253,3025,7303,17631,42565,
 102761,248087,598935,1445957,3490849,8427655,
 20346159,49119973,118586105,286292183,691170471,
 1668633125,4028436721,9725506567]