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A015625 as a simple table

na(n)
10
20
30
41
55
612
731
853
999
10148
11257
12335
13531
14690
15948
161192
171685
181977
192689
203171
213961
224651
235987
246716
258353
269539
2711340
2812781
2915599
3016945
3120417
3222705
3326066
3428814
3533405
3635980
3742059
3845966
3951636
4055816
4164226
4268205

[0,0,0,1,5,12,31,53,99,148,257,335,531,690,948,
 1192,1685,1977,2689,3171,3961,4651,5987,6716,8353,
 9539,11340,12781,15599,16945,20417,22705,26066,
 28814,33405,35980,42059,45966,51636,55816,64226,
 68205]