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A086332 as a simple table

na(n)
12
26
360
4840
527720
6720720
736756720
8698377680
964250746560
109316358251200
11288807105787200
1274801040398884800
133066842656354276800
14131874234223233902400
1518594267025475980238400
16985496152350226952635200

[2,6,60,840,27720,720720,36756720,698377680,
 64250746560,9316358251200,288807105787200,
 74801040398884800,3066842656354276800,
 131874234223233902400,18594267025475980238400,
 985496152350226952635200]