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A194629 as a simple table

na(n)
11
21
31
42
54
68
716
832
963
10125
11249
12496
13988
141968
153920
167808
1715552
1830978
1961705
20122910
21244824
22487664
23971376
241934880
253854082
267676935
2715291665
2830459424
2960672040
30120852464
31240725680
32479500802
33955116293
341902493446
353789571321
367548436410

[1,1,1,2,4,8,16,32,63,125,249,496,988,1968,3920,
 7808,15552,30978,61705,122910,244824,487664,
 971376,1934880,3854082,7676935,15291665,30459424,
 60672040,120852464,240725680,479500802,955116293,
 1902493446,3789571321,7548436410]