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A146997 as a simple table

na(n)
11
21
31
41
51
61
76
81
915
101
1179
1213
13545
1441
155277
16308
1766438
182695
191162610
2029727
2127605281
22454197
23898228670
2410169685
2540179297824
26297550563

[1,1,1,1,1,1,6,1,15,1,79,13,545,41,5277,308,66438,
 2695,1162610,29727,27605281,454197,898228670,
 10169685,40179297824,297550563]