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A135919 formatted as a simple table:

n a(n)
0 4
1 11
2 34
3 133
4 566
5 2488
6 11056
7 49323
8 220373
9 985176
10 4405203
11 19699535
12 88096982
13 393978082
14 1761917118
15 7879521402
16 35238270419
17 157590299379
18 704765178272
19 3151805575994
20 14095302829230
21 63036110202947

[4,11,34,133,566,2488,11056,49323,220373,985176,
 4405203,19699535,88096982,393978082,1761917118,
 7879521402,35238270419,157590299379,704765178272,
 3151805575994,14095302829230,63036110202947]

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.


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