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A356394 as a simple table

na(n)
01
11
26
351
4452
55210
668514
71032906
817352320
9323948376
106594052680
11145585638000
123461441121192
1388092914635128
142388119359650192
1568667743686492440
162086307088847714560
1766762608893508354880
182243693428523140377024
1978982154604162553529664

[1,1,6,51,452,5210,68514,1032906,17352320,
 323948376,6594052680,145585638000,3461441121192,
 88092914635128,2388119359650192,68667743686492440,
 2086307088847714560,66762608893508354880,
 2243693428523140377024,78982154604162553529664]