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A000248 formatted as a simple table:

n a(n)
0 1
1 1
2 3
3 10
4 41
5 196
6 1057
7 6322
8 41393
9 293608
10 2237921
11 18210094
12 157329097
13 1436630092
14 13810863809
15 139305550066
16 1469959371233
17 16184586405328
18 185504221191745
19 2208841954063318
20 27272621155678841

[1,1,3,10,41,196,1057,6322,41393,293608,2237921,
 18210094,157329097,1436630092,13810863809,
 139305550066,1469959371233,16184586405328,
 185504221191745,2208841954063318,
 27272621155678841]

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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