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A362696 as a simple table

na(n)
01
11
22
36
430
5150
6900
77020
862460
9562140
105984280
1167252680
12863165160
1311700148680
14173098134000
152625661170000
1645310413258000
17782198417206800
1814310269286746400
19280333959468789600
206002139207488767200
21129820528515538159200
222934651197018947982400

[1,1,2,6,30,150,900,7020,62460,562140,5984280,
 67252680,863165160,11700148680,173098134000,
 2625661170000,45310413258000,782198417206800,
 14310269286746400,280333959468789600,
 6002139207488767200,129820528515538159200,
 2934651197018947982400]