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A026801 as a simple table

na(n)
10
20
30
40
50
60
70
81
90
100
110
120
130
140
150
161
171
181
191
201
211
221
231
242
252
263
273
284
294
305
315
327
337
349
3510
3612
3713
3816
3917
4021
4123
4227
4330
4436
4539
4646
4751
4860
4966
5077
5185
5299
53110
54126
55140
56162
57179
58205
59228
60260
61289
62329
63365
64415
65461
66521
67579
68655
69726
70818
71909
721022
731134
741273
751411

[0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,2,
 2,3,3,4,4,5,5,7,7,9,10,12,13,16,17,21,23,27,30,36,
 39,46,51,60,66,77,85,99,110,126,140,162,179,205,
 228,260,289,329,365,415,461,521,579,655,726,818,
 909,1022,1134,1273,1411]