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A088468 as a simple table

na(n)
01
12
23
34
45
55
67
77
88
99
109
119
1212
1312
1412
1512
1613
1713
1816
1916
2016
2116
2216
2316
2420
2520
2620
2721
2821
2921
3021
3121
3222
3322
3422
3522
3628
3728
3828
3928
4028
4128
4228
4328
4428
4528
4628
4728
4833
4933
5033
5133
5233
5333
5437
5537
5637
5737
5837
5937
6037
6137
6237
6337
6438
6538
6638
6738
6838
6938
7038
7138
7248

[1,2,3,4,5,5,7,7,8,9,9,9,12,12,12,12,13,13,16,16,
 16,16,16,16,20,20,20,21,21,21,21,21,22,22,22,22,
 28,28,28,28,28,28,28,28,28,28,28,28,33,33,33,33,
 33,33,37,37,37,37,37,37,37,37,37,37,38,38,38,38,
 38,38,38,38,48]