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A024388 as a simple table

na(n)
13
27
312
418
526
635
746
858
971
1086
11101
12119
13137
14157
15178
16201
17225
18250
19276
20304
21334
22364
23396
24429
25464
26500
27537
28575
29615
30657
31699
32743
33788
34835
35883
36932
37982
381034
391088
401142
411198
421255
431314
441374
451435
461497
471561
481627
491693
501761
511830

[3,7,12,18,26,35,46,58,71,86,101,119,137,157,178,
 201,225,250,276,304,334,364,396,429,464,500,537,
 575,615,657,699,743,788,835,883,932,982,1034,1088,
 1142,1198,1255,1314,1374,1435,1497,1561,1627,1693,
 1761,1830]