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A131298 as a simple table

na(n)
01
11
22
34
46
511
618
730
850
982
10135
11221
12361
13589
14959
151560
162535
174116
186679
1910832
2017560
2128457
2246103
2374674
24120928
25195802
26316995
27513148
28830608
291344372
302175796
313521249
325698477

[1,1,2,4,6,11,18,30,50,82,135,221,361,589,959,
 1560,2535,4116,6679,10832,17560,28457,46103,74674,
 120928,195802,316995,513148,830608,1344372,
 2175796,3521249,5698477]