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A197498 as a simple table

na(n)
11
29
322
453
5162
6526
71605
85011
915073
1046562
11143487
12440836
131353988
144162099
1512795741
1639330623
17120882310
18371559669
191142099870
203510484802
2110790188695
2233166049781
23101943428843
24313345715556
25963137000727
262960415365620

[1,9,22,53,162,526,1605,5011,15073,46562,143487,
 440836,1353988,4162099,12795741,39330623,
 120882310,371559669,1142099870,3510484802,
 10790188695,33166049781,101943428843,313345715556,
 963137000727,2960415365620]