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A242696 as a simple table

na(n)
251
261
272
283
295
307
3111
3215
3322
3430
3542
3650
3770
3889
39115
40146
41186
42231
43291
44360
45444
46546
47668
48812
491007
501220
511473
521798
532161
542618
553145
563797
574528
585463
596504
607801
619267
6211083
6313122
6415601
6518409
6621848
6725688
6830392
6935615
7041981
7149087
7257664
7367232

[1,1,2,3,5,7,11,15,22,30,42,50,70,89,115,146,186,
 231,291,360,444,546,668,812,1007,1220,1473,1798,
 2161,2618,3145,3797,4528,5463,6504,7801,9267,
 11083,13122,15601,18409,21848,25688,30392,35615,
 41981,49087,57664,67232]