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A302255 as a simple table

na(n)
00
11
22
32
43
54
64
74
85
96
106
117
128
138
148
159
1610
1710
1811
1912
2012
2112
2213
2314
2414
2515
2616
2716
2816
2917
3018
3118
3219
3320
3420
3520
3621
3722
3822
3923
4024
4124
4224
4325
4426
4526
4627
4728
4828
4928
5029
5130
5230
5331
5432
5532
5632
5733
5834
5934
6035
6136
6236
6336
6437
6538
6638
6739
6840
6940
7040
7141

[0,1,2,2,3,4,4,4,5,6,6,7,8,8,8,9,10,10,11,12,12,
 12,13,14,14,15,16,16,16,17,18,18,19,20,20,20,21,
 22,22,23,24,24,24,25,26,26,27,28,28,28,29,30,30,
 31,32,32,32,33,34,34,35,36,36,36,37,38,38,39,40,
 40,40,41]