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A300460 as a simple table

n a(n)
1 0
2 2
3 2
4 8
5 22
6 68
7 212
8 652
9 2017
10 6225
11 19229
12 59393
13 183451
14 566633
15 1750167
16 5405795
17 16697038
18 51572664
19 159294072
20 492016422
21 1519706056
22 4693962286
23 14498384074
24 44781599826
25 138318289075
26 427227905079
27 1319591820767

[0,2,2,8,22,68,212,652,2017,6225,19229,59393,
 183451,566633,1750167,5405795,16697038,51572664,
 159294072,492016422,1519706056,4693962286,
 14498384074,44781599826,138318289075,427227905079,
 1319591820767]

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Last modified August 7 21:19 EDT 2024. Contains 375017 sequences. (Running on oeis4.)