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A005195 as a simple table

na(n)
01
11
22
33
46
510
620
737
876
9153
10329
11710
121601
133658
148599
1520514
1649905
17122963
18307199
19775529
201977878
215086638
2213184156
2334402932
2490328674
25238474986
26632775648
271686705630
284514955632
2912132227370
3032717113805
3188519867048
32240235675303

[1,1,2,3,6,10,20,37,76,153,329,710,1601,3658,8599,
 20514,49905,122963,307199,775529,1977878,5086638,
 13184156,34402932,90328674,238474986,632775648,
 1686705630,4514955632,12132227370,32717113805,
 88519867048,240235675303]