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A064811 as a simple table

n a(n)
1 2
2 6
3 25
4 98
5 1023
6 4095
7 41225
8 169765
9 1698159
10 36519555
11 160645503
12 3231947595
13 30273024983
14 138712176295
15 1310535994367
16 24708300742602
17 445940506273291
18 2153773851389587
19 38488228121936551
20 357912185755244035

[2,6,25,98,1023,4095,41225,169765,1698159,
 36519555,160645503,3231947595,30273024983,
 138712176295,1310535994367,24708300742602,
 445940506273291,2153773851389587,
 38488228121936551,357912185755244035]

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Last modified April 23 09:48 EDT 2024. Contains 371905 sequences. (Running on oeis4.)