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A261374 as a simple table

na(n)
139
241
382
4157
5266
6470
7864
81553
92758
104960
118924
1216001
1328662
1451503
1592374
16165796
17297284
18533858
19957252
201718645
213081790
225533474
239922064
2417814980
2531944528
2657356546
27102846820
28184661677
29331120454
30594527399
311066057422

[39,41,82,157,266,470,864,1553,2758,4960,8924,
 16001,28662,51503,92374,165796,297284,533858,
 957252,1718645,3081790,5533474,9922064,17814980,
 31944528,57356546,102846820,184661677,331120454,
 594527399,1066057422]