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A086838 as a simple table

na(n)
13
26
39
413
535
666
7115
8145
9297
10402
11491
12521
131217
142166
153397
163591
174641
184829
196810
206829
217978
228705
2317676
2421165
2550722
2652884
2784763
28121344
29121482
30162070
31358839
32560596
331463827
341593475
351668394
362086707
372164032
382517791
394364421
404970661
4119572673
4220471839
4331904004
4431960445
4551887007

[3,6,9,13,35,66,115,145,297,402,491,521,1217,2166,
 3397,3591,4641,4829,6810,6829,7978,8705,17676,
 21165,50722,52884,84763,121344,121482,162070,
 358839,560596,1463827,1593475,1668394,2086707,
 2164032,2517791,4364421,4970661,19572673,20471839,
 31904004,31960445,51887007]