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A006630 as a simple table

n a(n)
0 1
1 6
2 33
3 182
4 1020
5 5814
6 33649
7 197340
8 1170585
9 7012200
10 42364476
11 257854776
12 1579730984
13 9734161206
14 60290077905
15 375138262520
16 2343880406595
17 14699630061270
18 92502956574105
19 583920410197950
20 3696470074992240
21 23461536762704040
22 149270218961671548

[1,6,33,182,1020,5814,33649,197340,1170585,
 7012200,42364476,257854776,1579730984,9734161206,
 60290077905,375138262520,2343880406595,
 14699630061270,92502956574105,583920410197950,
 3696470074992240,23461536762704040,
 149270218961671548]

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Last modified April 25 07:53 EDT 2024. Contains 371964 sequences. (Running on oeis4.)