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A027929 as a simple table

na(n)
31
42
55
613
733
879
9176
10365
11709
121300
132267
143785
156085
169465
1714302
1821065
1930329
2042790
2159281
2280789
23108473
24143683
25187980
26243157
27311261
28394616
29495847
30617905
31764093
32938093
331143994
341386321
351670065
362000714

[1,2,5,13,33,79,176,365,709,1300,2267,3785,6085,
 9465,14302,21065,30329,42790,59281,80789,108473,
 143683,187980,243157,311261,394616,495847,617905,
 764093,938093,1143994,1386321,1670065,2000714]