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A230133 as a simple table

n a(n)
10 2
11 40
12 698
13 11908
14 206388
15 3690960
16 68577600
17 1327697280
18 26812356480
19 564796979240
20 12403183337690
21 283718956204402
22 6753363090218970
23 167092903876164794
24 4292602805804464576
25 114374394103260000000
26 3157276569203744863200
27 90202107365906127228000

[2,40,698,11908,206388,3690960,68577600,
 1327697280,26812356480,564796979240,
 12403183337690,283718956204402,6753363090218970,
 167092903876164794,4292602805804464576,
 114374394103260000000,3157276569203744863200,
 90202107365906127228000]

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Last modified April 23 02:53 EDT 2024. Contains 371906 sequences. (Running on oeis4.)