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A137751 as a simple table

na(n)
10
20
30
40
54
64
74
87
94
1019
1112
128
1322
1410
1532
1616
1722
1836
1916
2027
2116
2230
2320
2472
2528
2666
2724
2874
2960
3080
3130
3249
3328
34106
3588
36114
3744
3840
3940
4036
4167
42119
4372
4444
4548
46183
47181
4854
4956
50149
51212
5290
53138
5494
5564
56178
57156
58102

[0,0,0,0,4,4,4,7,4,19,12,8,22,10,32,16,22,36,16,
 27,16,30,20,72,28,66,24,74,60,80,30,49,28,106,88,
 114,44,40,40,36,67,119,72,44,48,183,181,54,56,149,
 212,90,138,94,64,178,156,102]