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A027477 as a simple table

na(n)
11
23
31
423
512
61
7330
8215
930
101
117604
125700
131035
1460
151
16256620
17212464
1845675
193535
20105
211
2211923260
2310645152
242582209
25241080
269730
27168
281
29729524880
30691560092
31183962268
3219661649
33970200
3423058
35252
361

[1,3,1,23,12,1,330,215,30,1,7604,5700,1035,60,1,
 256620,212464,45675,3535,105,1,11923260,10645152,
 2582209,241080,9730,168,1,729524880,691560092,
 183962268,19661649,970200,23058,252,1]