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A201631 as a simple table

na(n)
11
23
36
413
530
670
7167
8405
9992
102450
116090
1215214
1338165
1496069
15242530
16613811
171556856
183956316
1910070871
2025674210
2165541142
22167517654
23428635032
241097874434
252814611701
267221917871
2718544968768
2847655572191
29122544150258
30315313433594
31811792614547

[1,3,6,13,30,70,167,405,992,2450,6090,15214,38165,
 96069,242530,613811,1556856,3956316,10070871,
 25674210,65541142,167517654,428635032,1097874434,
 2814611701,7221917871,18544968768,47655572191,
 122544150258,315313433594,811792614547]