login

A342214 as a simple table

na(n)
1138140141
2180182183
3240242243
4250252253
5330332333
6400402403
7408410411
8478480481
9546548549
10570572573
11600602603
12646648649
13660662663
14676678679
15768770771
16838840841
17876878879
18928930931
19940942943
20970972973
21996998999
22100810101011
23109610981099

[138140141,180182183,240242243,250252253,
 330332333,400402403,408410411,478480481,546548549,
 570572573,600602603,646648649,660662663,676678679,
 768770771,838840841,876878879,928930931,940942943,
 970972973,996998999,100810101011,109610981099]