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A272496 as a simple table

n a(n)
6 1
7 7
8 84
9 840
10 9870
11 113652
12 1480248
13 19699680
14 286768482
15 4358914560
16 71096721696
17 1216711960464
18 22116370171896
19 421629228820800
20 8473857766133760
21 178260053918650704
22 3931319749640138856
23 90499126549555707984
24 2174651142277047610176
25 54390059451824183287200

[1,7,84,840,9870,113652,1480248,19699680,
 286768482,4358914560,71096721696,1216711960464,
 22116370171896,421629228820800,8473857766133760,
 178260053918650704,3931319749640138856,
 90499126549555707984,2174651142277047610176,
 54390059451824183287200]

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Last modified December 4 21:40 EST 2022. Contains 358570 sequences. (Running on oeis4.)