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A269915 as a simple table

na(n)
41
55
621
780
8287
9993
103347
1111067
1236055
13116089
14370222
151171353
163681375
1711504101
1835772799
19110760185
20341640131
211050254568
223218970519
239839399805
2430002862947
2591284474775
26277176264351
27840067321393
282541769382014
297678558044741
3023163047559031

[1,5,21,80,287,993,3347,11067,36055,116089,370222,
 1171353,3681375,11504101,35772799,110760185,
 341640131,1050254568,3218970519,9839399805,
 30002862947,91284474775,277176264351,840067321393,
 2541769382014,7678558044741,23163047559031]