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A276642 as a simple table

na(n)
12
23
34
45
56
68
710
814
915
1062
1198
12184
13190
14389
15430
16815
17918
181124
191284
209544
2110068
2216514
2324756
2439880
2586478
26179138

[2,3,4,5,6,8,10,14,15,62,98,184,190,389,430,815,
 918,1124,1284,9544,10068,16514,24756,39880,86478,
 179138]