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A069987 as a simple table

na(n)
12
25
310
417
526
637
765
882
9101
10122
11145
12170
13197
14226
15257
16290
17362
18401
19442
20485
21530
22577
23626
24677
25730
26785
27842
28901
29962
301090
311157
321226
331297
341370
351522
361601
371765
381937
392026
402117
412210
422305
432402
442501
452602
462705
472810
482917
493026

[2,5,10,17,26,37,65,82,101,122,145,170,197,226,
 257,290,362,401,442,485,530,577,626,677,730,785,
 842,901,962,1090,1157,1226,1297,1370,1522,1601,
 1765,1937,2026,2117,2210,2305,2402,2501,2602,2705,
 2810,2917,3026]