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A351951 as a simple table

na(n)
00
11
21
35
43
515
61
77
88
931
1024
1193
125
1335
1440
15155
16120
17465
1825
19175
20200
21775
22600
232325
241
259
2610
2741
2830
29123
3012
3159
3271
33247
34213
35741
3660
37295
38355
391235
401065
413705
42300
431475
441775
456175
465325
4718525
487
4963
5070
51287
52210
53861
5484
55413
56497
571729
581491
595187
60420
612065
622485
638645
647455
6525935
662100

[0,1,1,5,3,15,1,7,8,31,24,93,5,35,40,155,120,465,
 25,175,200,775,600,2325,1,9,10,41,30,123,12,59,71,
 247,213,741,60,295,355,1235,1065,3705,300,1475,
 1775,6175,5325,18525,7,63,70,287,210,861,84,413,
 497,1729,1491,5187,420,2065,2485,8645,7455,25935,
 2100]