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A076680 as a simple table

na(n)
10
21
34
47
58
69
713
816
928
1054
1186
12129
13190
14351
15466
16697
17938
181510
192748
202878
213396
224057
234384
245534
257069
2610364

[0,1,4,7,8,9,13,16,28,54,86,129,190,351,466,697,
 938,1510,2748,2878,3396,4057,4384,5534,7069,10364]