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A071244 as a simple table

na(n)
00
10
22
311
436
590
6190
7357
8616
9996
101530
112255
123212
134446
146006
157945
1610320
1713192
1816626
1920691
2025460
2131010
2237422
2344781
2453176
2562700
2673450
2785527
2899036
29114086
30130790
31149265
32169632
33192016
34216546
35243355
36272580
37304362
38338846
39376181

[0,0,2,11,36,90,190,357,616,996,1530,2255,3212,
 4446,6006,7945,10320,13192,16626,20691,25460,
 31010,37422,44781,53176,62700,73450,85527,99036,
 114086,130790,149265,169632,192016,216546,243355,
 272580,304362,338846,376181]