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A164539 as a simple table

na(n)
01
113
233
3157
4545
52189
68193
731709
8120769
9463501
101772385
116789277
1225985249
1399495437
14380887617
151458243293
165582699905
1721373102861
1881825105057
19313261930141
201199299595681
214591432702349
2217577962574465
2367295954065373

[1,13,33,157,545,2189,8193,31709,120769,463501,
 1772385,6789277,25985249,99495437,380887617,
 1458243293,5582699905,21373102861,81825105057,
 313261930141,1199299595681,4591432702349,
 17577962574465,67295954065373]