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A209258 as a simple table

na(n)
13
26
39
412
515
618
721
824
927
1030
1133
1236
1339
141
155
1610
1714
1819
1923
2028
2132
2237
2341
247
2513
2620
2726
2834
2940
308
3117
3229
3338
3411
3525
362
3722
384
3935
4016
4131

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