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A213385 as a simple table

na(n)
11
22
33
47
515
643
7131
8468
91776
107559
1134022
12166749
13853823
144682358
1526720781
16161074458
171004485751
186576974188
1944322716809
20311440019349
212247888977510
2216819336465164
23128915407382036
241021269823516449
258261243728564640
2668848043979970646

[1,2,3,7,15,43,131,468,1776,7559,34022,166749,
 853823,4682358,26720781,161074458,1004485751,
 6576974188,44322716809,311440019349,2247888977510,
 16819336465164,128915407382036,1021269823516449,
 8261243728564640,68848043979970646]