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A026106 as a simple table

na(n)
52
65
716
855
9208
10817
113336
1213935
1359406
14257079
151126948
164992421
1722318048
18100546543
19456055730
202080872845
219544572590
2243984730855
23203550840696
24945562887981
254407586685688
2620609668887723
2796646196091276
28454402001079165

[2,5,16,55,208,817,3336,13935,59406,257079,
 1126948,4992421,22318048,100546543,456055730,
 2080872845,9544572590,43984730855,203550840696,
 945562887981,4407586685688,20609668887723,
 96646196091276,454402001079165]