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A263582 as a simple table

na(n)
11
24
318
470
5292
61212
75028
820832
986360
10358008
111484112
126152272
1325503888
14105724928
15438276640
161816850528
177531649344
1831222019264
19129429085248
20536540828672
212224199146368
229220289638272
2338222180397312
24158447850514688

[1,4,18,70,292,1212,5028,20832,86360,358008,
 1484112,6152272,25503888,105724928,438276640,
 1816850528,7531649344,31222019264,129429085248,
 536540828672,2224199146368,9220289638272,
 38222180397312,158447850514688]