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A239570 as a simple table

na(n)
30
41
5114
61137
76100
823265
971211
10186739
11436437
12932850
131856305
143483546
156224439
1610668112
1717640000
1828271370
1944083006
2067084839
2199893412
22145869175
23209275710
24295463091
25411077689
26564300837
27765118875
281025627200
291360371051
301786725864
312325320137

[0,1,114,1137,6100,23265,71211,186739,436437,
 932850,1856305,3483546,6224439,10668112,17640000,
 28271370,44083006,67084839,99893412,145869175,
 209275710,295463091,411077689,564300837,765118875,
 1025627200,1360371051,1786725864,2325320137]