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A082144 as a simple table

na(n)
01
14
230
3224
41680
512672
696096
7732160
85601024
942997760
10331082752
112556051456
1219778969600
13153363087360
141191302553600
159268801044480
1672219408138240
17563445537177600
184401135695953920
1934414895667609600
20269374774271016960
212110381254330286080

[1,4,30,224,1680,12672,96096,732160,5601024,
 42997760,331082752,2556051456,19778969600,
 153363087360,1191302553600,9268801044480,
 72219408138240,563445537177600,4401135695953920,
 34414895667609600,269374774271016960,
 2110381254330286080]