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A140162 as a simple table

na(n)
11
22
3245
4246
53371
63372
720179
820180
979229
1079230
11240281
12240282
13611575
14611576
151370951
161370952
172790809
182790810
195266909
205266910
219351011
229351012
2315787355
2415787356
2525552981
2625552982
2739901889
2839901890
2960413039

[1,2,245,246,3371,3372,20179,20180,79229,79230,
 240281,240282,611575,611576,1370951,1370952,
 2790809,2790810,5266909,5266910,9351011,9351012,
 15787355,15787356,25552981,25552982,39901889,
 39901890,60413039]