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A266007 as a simple table

na(n)
12
22
36
414
522
646
7102
8190
9374
10782
111542
123038
136166
1412334
1524486
1649150
1798486
18196430
19393030
20786974
211572694
223144814
236292710
2412583486
2525162742
2650333582
27100667526
28201318494
29402652822
30805322926
311610596902
323221208190

[2,2,6,14,22,46,102,190,374,782,1542,3038,6166,
 12334,24486,49150,98486,196430,393030,786974,
 1572694,3144814,6292710,12583486,25162742,
 50333582,100667526,201318494,402652822,805322926,
 1610596902,3221208190]