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A317687 as a simple table

na(n)
11
22
34
45
53
66
710
88
916
1011
117
129
1315
1412
1520
1628
1726
1822
1914
2013
2119
2217
2331
2423
2525
2629
2735
2837
2927
3021
3133
3239
3342
3430
3518
3636
3745
3851
3957
4024
4140
4232
4349
4447
4534
4638
4743
4853
4955
5041
5167
5261
5383
5479
5565
5663
5781
58111
59105
6087
6175
6269
6359
6485
6577
66115

[1,2,4,5,3,6,10,8,16,11,7,9,15,12,20,28,26,22,14,
 13,19,17,31,23,25,29,35,37,27,21,33,39,42,30,18,
 36,45,51,57,24,40,32,49,47,34,38,43,53,55,41,67,
 61,83,79,65,63,81,111,105,87,75,69,59,85,77,115]