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A257826 as a simple table

na(n)
12222
22530
339358
455990
5872938
6994598
715506810
822059818
9343935350
10391869082
116109643782
128691512302
13135509654962
14154395423710
152407184143298
163424433787170
1753390460119678
1860831405072658
19948424442815630
201349218220632678
2121035705777498170

[2222,2530,39358,55990,872938,994598,15506810,
 22059818,343935350,391869082,6109643782,
 8691512302,135509654962,154395423710,
 2407184143298,3424433787170,53390460119678,
 60831405072658,948424442815630,1349218220632678,
 21035705777498170]