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A034557 as a simple table

na(n)
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310
320
331
349
3536
36140
37466
381446
394236
4012013
4132897
4288305
43232205
44601225
451534161
463866982
479632138
4823739220
4957910652
50139920261
51334945071
52794726241

[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
 0,0,0,0,0,0,0,0,1,9,36,140,466,1446,4236,12013,
 32897,88305,232205,601225,1534161,3866982,9632138,
 23739220,57910652,139920261,334945071,794726241]