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A354977 as a simple table

na(n)
01
11
21
31
43
57
61
76
825
990
101
1110
1265
13350
141701
151
1615
17140
181050
196951
2042525
211
2221
23266
242646
2522827
26179487
271323652
281
2928
30462
315880
3263987
33627396
345715424
3549329280
361
3736
38750
3911880
40159027
411899612
4220912320
43216627840
442141764053

[1,1,1,1,3,7,1,6,25,90,1,10,65,350,1701,1,15,140,
 1050,6951,42525,1,21,266,2646,22827,179487,
 1323652,1,28,462,5880,63987,627396,5715424,
 49329280,1,36,750,11880,159027,1899612,20912320,
 216627840,2141764053]