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A056877 formatted as a simple table:

n a(n)
1 0
2 1
3 1
4 1
5 1
6 2
7 3
8 4
9 4
10 8
11 10
12 15
13 17
14 30
15 35
16 60
17 64
18 117
19 128
20 236
21 241
22 459
23 476
24 937
25 912
26 1813
27 1789
28 3706

[0,1,1,1,1,2,3,4,4,8,10,15,17,30,35,60,64,117,128,
 236,241,459,476,937,912,1813,1789,3706]

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.


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