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A086274 as a simple table

na(n)
11
24
312
429
560
6111
7189
8302
9459
10670
11946
121299
131742
142289
152955
163756
174709
185832
197144
208665
2110416
2212419
2314697
2417274
2520175
2623426
2727054
2831087
2935554
3040485
3145911
3251864
3358377
3465484
3573220
3681621
3790724
38100567
39111189

[1,4,12,29,60,111,189,302,459,670,946,1299,1742,
 2289,2955,3756,4709,5832,7144,8665,10416,12419,
 14697,17274,20175,23426,27054,31087,35554,40485,
 45911,51864,58377,65484,73220,81621,90724,100567,
 111189]