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A365541 as a simple table

na(n)
21
32
42
52
64
74
87
94
104
118
128
1314
1414
1514
168
178
1816
1916
2028
2128
2237
2328
2428
2516
2616
2732
2832
2956
3056
3174
3274
3374
3456
3556
3632
3732
3864
3964
40112
41112
42148
43148
44175
45148
46148
47112
48112
4964
5064
51128
52128
53224
54224
55296
56296
57350
58350
59350
60296
61296
62224
63224
64128
65128

[1,2,2,2,4,4,7,4,4,8,8,14,14,14,8,8,16,16,28,28,
 37,28,28,16,16,32,32,56,56,74,74,74,56,56,32,32,
 64,64,112,112,148,148,175,148,148,112,112,64,64,
 128,128,224,224,296,296,350,350,350,296,296,224,
 224,128,128]