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A224932 as a simple table

na(n)
10
20
30
43
55
60
76
86
98
1010
1110
1211
1313
1413
1515
1615
1717
1816
1918
2020
2120
2221
2321
2423
2525
2626
2726
2827
2929
3030
3129
3231
3331
3434
3535
3633
3737
3837
3939
4040
4141
4241
4341
4443
4545
4645
4746
4846
4948
5050

[0,0,0,3,5,0,6,6,8,10,10,11,13,13,15,15,17,16,18,
 20,20,21,21,23,25,26,26,27,29,30,29,31,31,34,35,
 33,37,37,39,40,41,41,41,43,45,45,46,46,48,50]