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A257028 as a simple table

na(n)
11
24
310
428
549
664
779
8109
9169
101270
115638
126812
137951
1411737
1516360
1622840
1725394
1833394

[1,4,10,28,49,64,79,109,169,1270,5638,6812,7951,
 11737,16360,22840,25394,33394]