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A151271 as a simple table

na(n)
01
11
24
39
432
592
6324
71013
83612
911790
1042448
11142522
12516780
131769552
146452240
1522416043
1682098940
17288430178
181060206808
193757982994
2013855171352
2149467576888
22182845418208
23656756066722
242432861173012
258782954641748
2632597120211472
27118191603519288
28439389746023616
291599141417261936

[1,1,4,9,32,92,324,1013,3612,11790,42448,142522,
 516780,1769552,6452240,22416043,82098940,
 288430178,1060206808,3757982994,13855171352,
 49467576888,182845418208,656756066722,
 2432861173012,8782954641748,32597120211472,
 118191603519288,439389746023616,1599141417261936]