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A030148 as a simple table

na(n)
11
23
35
47
59
6101
7121
8141
9161
10181
11303
12323
13343
14363
15383
16505
17525
18545
19565
20585
21707
22727
23747
24767
25787
26909
27929
28949
29969
30989
3110101
3210301
3310501
3410701
3510901
3612121
3712321
3812521
3912721
4012921
4114141
4214341
4314541
4414741

[1,3,5,7,9,101,121,141,161,181,303,323,343,363,
 383,505,525,545,565,585,707,727,747,767,787,909,
 929,949,969,989,10101,10301,10501,10701,10901,
 12121,12321,12521,12721,12921,14141,14341,14541,
 14741]