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A254624 as a simple table

na(n)
149
2169
3289
4611
51751
62171
72231
87921
910751
1011479
1123153
1224367
1338551
1438809
1549901
1699101
17116303
18143351
19229441
20268151
21271441
22306181
23357101
241030301
252014751
262078663

[49,169,289,611,1751,2171,2231,7921,10751,11479,
 23153,24367,38551,38809,49901,99101,116303,143351,
 229441,268151,271441,306181,357101,1030301,
 2014751,2078663]