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A139448 as a simple table

na(n)
14
25
36
47
510
613
717
818
928
1032
1135
1238
1389
14115
15117
16224
17241
18353
19440
201153
212585
223075
233456
244895
257483
267649
278197
288625
2913285
3019849
3124179
3224442

[4,5,6,7,10,13,17,18,28,32,35,38,89,115,117,224,
 241,353,440,1153,2585,3075,3456,4895,7483,7649,
 8197,8625,13285,19849,24179,24442]