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A164552 as a simple table

n a(n)
0 1
1 10
2 90
3 780
4 6660
5 56520
6 478440
7 4045680
8 34194960
9 288969120
10 2441780640
11 20632294080
12 174334109760
13 1473040494720
14 12446462643840
15 105166336884480
16 888602163298560
17 7508235853048320
18 63440765337623040
19 536042108460026880

[1,10,90,780,6660,56520,478440,4045680,34194960,
 288969120,2441780640,20632294080,174334109760,
 1473040494720,12446462643840,105166336884480,
 888602163298560,7508235853048320,
 63440765337623040,536042108460026880]

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Last modified December 6 10:58 EST 2016. Contains 278776 sequences.