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A028336 formatted as a simple table:

n a(n)
1 1
2 2
3 16
4 77
5 538
6 1621
7 2457
8 5291
9 5313
10 52008
11 142401
12 143498
13 1610151
14 1713543
15 4670028
16 5218983
17 15137566
18 15282411
19 15814148
20 47370058
21 50702751
22 142594226
23 166691108
24 1694576061
25 2554554552
26 25541432472

[1,2,16,77,538,1621,2457,5291,5313,52008,142401,
 143498,1610151,1713543,4670028,5218983,15137566,
 15282411,15814148,47370058,50702751,142594226,
 166691108,1694576061,2554554552,25541432472]

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Last modified December 5 08:23 EST 2009. Contains 170348 sequences.


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