login

A086912 as a simple table

na(n)
11
24
38
420
580
6476
73832
839886
9518314
108177364
11153154356
123343378690
1383803337868
142381994458224

[1,4,8,20,80,476,3832,39886,518314,8177364,
 153154356,3343378690,83803337868,2381994458224]