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A000460 formatted as a simple table:

n a(n)
3 1
4 11
5 66
6 302
7 1191
8 4293
9 14608
10 47840
11 152637
12 478271
13 1479726
14 4537314
15 13824739
16 41932745
17 126781020
18 382439924
19 1151775897
20 3464764515
21 10414216090
22 31284590870
23 93941852511
24 282010106381
25 846416194536

[1,11,66,302,1191,4293,14608,47840,152637,478271,
 1479726,4537314,13824739,41932745,126781020,
 382439924,1151775897,3464764515,10414216090,
 31284590870,93941852511,282010106381,
 846416194536]

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


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