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A298730 as a simple table

na(n)
01
11
21
34
44
54
616
716
816
944
1054
1154
12126
13156
14156
15315
16435
17435
18780
191060
201115
211856
222576
232741
244214
255804
266464
279446
2812924
2914464
3020324
3127818
3231778
3343166
3458232
3566977
3689396
37120000
38139255
39181274
40240405
41282000
42362457
43476334
44560709
45708893
46924923
471096773
481372597

[1,1,1,4,4,4,16,16,16,44,54,54,126,156,156,315,
 435,435,780,1060,1115,1856,2576,2741,4214,5804,
 6464,9446,12924,14464,20324,27818,31778,43166,
 58232,66977,89396,120000,139255,181274,240405,
 282000,362457,476334,560709,708893,924923,1096773,
 1372597]