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A369316 as a simple table

na(n)
01
10
22
32
48
514
640
784
8216
9486
101200
112780
126744
1315836
1438096
1590056
16215728
17511750
181223136
192907052
206939544
2116511028
2239386384
2393768696
24223589648
25532502748
261269433376
273023953560
287207744496
2917172061944
3040926792224
3197513876880
32232395416672

[1,0,2,2,8,14,40,84,216,486,1200,2780,6744,15836,
 38096,90056,215728,511750,1223136,2907052,6939544,
 16511028,39386384,93768696,223589648,532502748,
 1269433376,3023953560,7207744496,17172061944,
 40926792224,97513876880,232395416672]