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A016190 as a simple table

n a(n)
0 1
1 20
2 301
3 4040
4 51001
5 620060
6 7352101
7 85656080
8 985263601
9 11225320100
10 126965305501
11 1427999420120
12 15990423157801
13 178436520564140
14 1985678518660501
15 22048354837360160
16 244384923399813601

[1,20,301,4040,51001,620060,7352101,85656080,
 985263601,11225320100,126965305501,1427999420120,
 15990423157801,178436520564140,1985678518660501,
 22048354837360160,244384923399813601]

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Last modified April 24 19:51 EDT 2024. Contains 371963 sequences. (Running on oeis4.)