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A153583 as a simple table

na(n)
01
12
21
33
42
53
64
73
86
99
105
114
129
1318
1424
156
165
1712
1827
1948
2065
217
226
2315
2436
2572
26130
27177
288
297
3018
3145
3296
33195
34354
35481
369
378
3821
3954
40120
41260
42531
43962
441308
4510
469
4724
4863
49144
50325
51708
521443
532616
543555
5511
5610
5727
5872
59168
60390
61885
621924
633924
647110
659664

[1,2,1,3,2,3,4,3,6,9,5,4,9,18,24,6,5,12,27,48,65,
 7,6,15,36,72,130,177,8,7,18,45,96,195,354,481,9,8,
 21,54,120,260,531,962,1308,10,9,24,63,144,325,708,
 1443,2616,3555,11,10,27,72,168,390,885,1924,3924,
 7110,9664]