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A001449 as a simple table

n a(n)
0 1
1 5
2 45
3 455
4 4845
5 53130
6 593775
7 6724520
8 76904685
9 886163135
10 10272278170
11 119653565850
12 1399358844975
13 16421073515280
14 193253756909160
15 2280012686716080
16 26958221130508525

[1,5,45,455,4845,53130,593775,6724520,76904685,
 886163135,10272278170,119653565850,1399358844975,
 16421073515280,193253756909160,2280012686716080,
 26958221130508525]

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Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)