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A140788 as a simple table

na(n)
08
126
298
3386
41538
56146
624578
798306
8393218
91572866
106291458
1125165826
12100663298
13402653186
141610612738
156442450946
1625769803778
17103079215106
18412316860418
191649267441666
206597069766658
2126388279066626

[8,26,98,386,1538,6146,24578,98306,393218,1572866,
 6291458,25165826,100663298,402653186,1610612738,
 6442450946,25769803778,103079215106,412316860418,
 1649267441666,6597069766658,26388279066626]