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A187537 as a simple table

na(n)
11
23
31
49
56
61
731
827
99
101
11113
12116
1354
1412
151
16431
17493
18282
1990
2015
211
221697
232098
241383
25556
26135
2718
281
296847
308975
316567
323107
33965
34189
3521
361
3728161
3838640
3930636
4016376
416070
421536
43252
4424
451

[1,3,1,9,6,1,31,27,9,1,113,116,54,12,1,431,493,
 282,90,15,1,1697,2098,1383,556,135,18,1,6847,8975,
 6567,3107,965,189,21,1,28161,38640,30636,16376,
 6070,1536,252,24,1]