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A048911 formatted as a simple table:

n a(n)
1 1
2 3
3 33
4 91
5 989
6 2727
7 29637
8 81719
9 888121
10 2448843
11 26613993
12 73383571
13 797531669
14 2199058287
15 23899336077
16 65898365039
17 716182550641
18 1974751892883
19 21461577183153
20 59176658421451
21 643131132943949

[1,3,33,91,989,2727,29637,81719,888121,2448843,
 26613993,73383571,797531669,2199058287,
 23899336077,65898365039,716182550641,
 1974751892883,21461577183153,59176658421451,
 643131132943949]

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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