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A138898 as a simple table

na(n)
360
4840
530240
61995840
7207567360
831135104000
96351561216000
101689515283456000
11567677135241216000
12235018333989863424000
13117509166994931712000000
1469800445194989436928000000
1548581109855712648101888000000
1639156374543704394370121728000000
1736180490078382860397992476672000000
1837989514582302003417892100505600000000
1944979585265445572046784246998630400000000
2059642930061980828534035911520183910400000000

[60,840,30240,1995840,207567360,31135104000,
 6351561216000,1689515283456000,567677135241216000,
 235018333989863424000,117509166994931712000000,
 69800445194989436928000000,
 48581109855712648101888000000,
 39156374543704394370121728000000,
 36180490078382860397992476672000000,
 37989514582302003417892100505600000000,
 44979585265445572046784246998630400000000,
 59642930061980828534035911520183910400000000]