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A000627 as a simple table

na(n)
11
21
31
42
53
65
77
813
920
1035
1155
1296
13156
14267
15438
16747
171239
182099
193498
205912
219890
2216677
2327951
2447084
2579019
26133003
27223373
28375824
29631477
301062160
311785159
323002227
335046641
348486453
3514266795
3623989770
3740332184
3867816640
39114018876
40191713441
41322330987
42541966582

[1,1,1,2,3,5,7,13,20,35,55,96,156,267,438,747,
 1239,2099,3498,5912,9890,16677,27951,47084,79019,
 133003,223373,375824,631477,1062160,1785159,
 3002227,5046641,8486453,14266795,23989770,
 40332184,67816640,114018876,191713441,322330987,
 541966582]