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A026585 as a simple table

na(n)
01
10
22
32
48
514
640
786
8222
9518
101296
113130
127770
1319066
1447324
15117094
16291260
17724302
181806220
194507230
2011266718
2128188070
2270609316
23177023466
24444231564
251115639586
262803975860
277052132546
2817748069294
2944693162266

[1,0,2,2,8,14,40,86,222,518,1296,3130,7770,19066,
 47324,117094,291260,724302,1806220,4507230,
 11266718,28188070,70609316,177023466,444231564,
 1115639586,2803975860,7052132546,17748069294,
 44693162266]