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A317768 as a simple table

na(n)
13
24
35
411
516
628
744
874
9122
10209
11344
12584
13981
141670
152806
164758
178047
1813665
1923111
2039195
2166419
22112700
23190989
24323943
25549302
26931821
271580102
282680148
294545629
307710521
3113077362
3222181756
3337623572
3463817667
35108244170
36183603356

[3,4,5,11,16,28,44,74,122,209,344,584,981,1670,
 2806,4758,8047,13665,23111,39195,66419,112700,
 190989,323943,549302,931821,1580102,2680148,
 4545629,7710521,13077362,22181756,37623572,
 63817667,108244170,183603356]