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A054499 formatted as a simple table:

n a(n)
0 1
1 2
2 5
3 17
4 79
5 554
6 5283
7 65346
8 966156
9 16411700
10 312700297
11 6589356711
12 152041845075
13 3811786161002
14 103171594789775
15 2998419746654530
16 93127358763431113
17 3078376375601255821
18 107905191542909828013
19 3997887336845307589431

[1,2,5,17,79,554,5283,65346,966156,16411700,
 312700297,6589356711,152041845075,3811786161002,
 103171594789775,2998419746654530,
 93127358763431113,3078376375601255821,
 107905191542909828013,3997887336845307589431]

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


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