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A060206 as a simple table

na(n)
01
12
210
366
4504
54210
637378
7346846
83328188
932786630
10329903058
113377919260
1235095839848
13369192702554
143925446804750
1542126805350798
16455792943581400
174967158911871358
1854480174340453578
19600994488311709056
206664356253639465480

[1,2,10,66,504,4210,37378,346846,3328188,32786630,
 329903058,3377919260,35095839848,369192702554,
 3925446804750,42126805350798,455792943581400,
 4967158911871358,54480174340453578,
 600994488311709056,6664356253639465480]