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A049855 as a simple table

na(n)
02
13
23
35
410
518
631
754
895
9167
10293
11514
12902
131583
142778
154875
168555
1715013
1826346
1946234
2081135
21142382
22249863
23438479
24769477
251350338
262369678
274158495
287297650
2912806483
3022473811
3139438789
3269210250
33121455522
34213139583
35374033894
36656383727
371151873143

[2,3,3,5,10,18,31,54,95,167,293,514,902,1583,2778,
 4875,8555,15013,26346,46234,81135,142382,249863,
 438479,769477,1350338,2369678,4158495,7297650,
 12806483,22473811,39438789,69210250,121455522,
 213139583,374033894,656383727,1151873143]