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A011854 as a simple table

na(n)
00
10
20
30
40
50
60
70
80
91
105
1120
1261
13160
14375
15804
161608
173038
185469
199447
2015746
2125436
2239971
2361289
2491933
25135196
26195284
27277509
28388513
29536518
30731615
31986090
321314787
331735519
342269525
352941977

[0,0,0,0,0,0,0,0,0,1,5,20,61,160,375,804,1608,
 3038,5469,9447,15746,25436,39971,61289,91933,
 135196,195284,277509,388513,536518,731615,986090,
 1314787,1735519,2269525,2941977]