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A317766 as a simple table

na(n)
11
23
35
410
519
640
775
8159
9310
10600
111117
122146
134102
147866
1514925
1628415
1754123
18103279
19196740
20374715
21713672
221359955
232591227
244936722
259404444
2617916937
2734135626
2865035274

[1,3,5,10,19,40,75,159,310,600,1117,2146,4102,
 7866,14925,28415,54123,103279,196740,374715,
 713672,1359955,2591227,4936722,9404444,17916937,
 34135626,65035274]