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A290594 as a simple table

na(n)
11
22
35
48
530
688
7378
81400
97128
1031456
11182640
12932960
136048912
1435000320
15249904656
161609079552
1712518446848
1888532931328
19744008722944
205721984568832
2151576606895104
22427904524628992
234112973567496704
2436567439575256064
25372971541998834688

[1,2,5,8,30,88,378,1400,7128,31456,182640,932960,
 6048912,35000320,249904656,1609079552,12518446848,
 88532931328,744008722944,5721984568832,
 51576606895104,427904524628992,4112973567496704,
 36567439575256064,372971541998834688]