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A166213 as a simple table

na(n)
01
14
212
330
464
5122
6218
7364
8579
9886
101310
111880
122636
133614
144862
156434
168387
1710784
1813704
1917220
2021422
2126408
2232280
2339148
2447143
2556388
2667028
2779218
2893118
29108898
30126754
31146872
32169465
33194758
34222982
35254380
36289226
37327782
38370342

[1,4,12,30,64,122,218,364,579,886,1310,1880,2636,
 3614,4862,6434,8387,10784,13704,17220,21422,26408,
 32280,39148,47143,56388,67028,79218,93118,108898,
 126754,146872,169465,194758,222982,254380,289226,
 327782,370342]