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A359960 as a simple table

na(n)
01
12
26
330
4210
52310
630030
7690690
814804790
9223092870
108254436190
11200560490130
128222980095330
13304250263527210
1413082761331670030
15614889782588491410
1632589158477190044730
171987938667108592728530
18117288381359406970983270
197858321551080267055879090

[1,2,6,30,210,2310,30030,690690,14804790,
 223092870,8254436190,200560490130,8222980095330,
 304250263527210,13082761331670030,
 614889782588491410,32589158477190044730,
 1987938667108592728530,117288381359406970983270,
 7858321551080267055879090]