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A115981 as a simple table

na(n)
00
10
20
30
40
51
65
717
849
9126
10303
11694
121536
133312
147009
1514619
1630164
1761732
18125568
19254246
20513048
211032696
222074875
234163256
248345605
2516717996
2633473334
2766998380
28134067959
29268233386
30536599508
311073378850
322147000209

[0,0,0,0,0,1,5,17,49,126,303,694,1536,3312,7009,
 14619,30164,61732,125568,254246,513048,1032696,
 2074875,4163256,8345605,16717996,33473334,
 66998380,134067959,268233386,536599508,1073378850,
 2147000209]