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A304692 as a simple table

na(n)
11
216
356
4178
5669
62615
79573
835581
9133149
10495719
111845526
126880247
1325634622
1495503501
15355868278
161325975629
174940513437
1818408548266
1968590644744
20255569164599
21952255335447
223548119872982
2313220347086909
2449259228193957

[1,16,56,178,669,2615,9573,35581,133149,495719,
 1845526,6880247,25634622,95503501,355868278,
 1325975629,4940513437,18408548266,68590644744,
 255569164599,952255335447,3548119872982,
 13220347086909,49259228193957]