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A152716 as a simple table

na(n)
01
11
21
31
44
51
61
74
84
91
101
114
1216
134
141
151
164
1716
1816
194
201
211
224
2316
2464
2516
264
271
281
294
3016
3164
3264
3316
344
351
361
374
3816
3964
40256
4164
4216
434
441
451
464
4716
4864
49256
50256
5164
5216
534
541
551
564
5716
5864
59256
601024
61256
6264
6316
644
651

[1,1,1,1,4,1,1,4,4,1,1,4,16,4,1,1,4,16,16,4,1,1,4,
 16,64,16,4,1,1,4,16,64,64,16,4,1,1,4,16,64,256,64,
 16,4,1,1,4,16,64,256,256,64,16,4,1,1,4,16,64,256,
 1024,256,64,16,4,1]