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A030815 as a simple table

na(n)
01
11
23
311
444
5220
61323
79263
874109
9666985
106669851
1173368371
12880420460
1311445465992
14160236523888
152403547858330
1638456765733280
17653765017465772
1811767770314383911
19223587635973294318
204471752719465886368
2193906807108783613747
222065949756393239502442

[1,1,3,11,44,220,1323,9263,74109,666985,6669851,
 73368371,880420460,11445465992,160236523888,
 2403547858330,38456765733280,653765017465772,
 11767770314383911,223587635973294318,
 4471752719465886368,93906807108783613747,
 2065949756393239502442]