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A250074 as a simple table

na(n)
149
283
3144
4252
5442
6774
71348
82361
94156
107334
1112956
1222892
1340444
1471468
15126350
16223466
17395309
18699356
191237295
202189067
213873133
226853086
2312126176
2421457004
2537968019
2667184477
27118883613
28210366841
29372249789
30658707896

[49,83,144,252,442,774,1348,2361,4156,7334,12956,
 22892,40444,71468,126350,223466,395309,699356,
 1237295,2189067,3873133,6853086,12126176,21457004,
 37968019,67184477,118883613,210366841,372249789,
 658707896]