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A011898 formatted as a simple table:

n a(n)
0 0
1 0
2 0
3 0
4 1
5 3
6 7
7 13
8 21
9 31
10 45
11 61
12 82
13 107
14 136
15 170
16 210
17 255
18 306
19 363
20 427
21 498
22 577
23 664
24 759
25 862
26 975
27 1096
28 1228
29 1370
30 1522
31 1685
32 1860
33 2046
34 2244
35 2454
36 2677
37 2913
38 3163
39 3427
40 3705
41 3997
42 4305

[0,0,0,0,1,3,7,13,21,31,45,61,82,107,136,170,210,
 255,306,363,427,498,577,664,759,862,975,1096,1228,
 1370,1522,1685,1860,2046,2244,2454,2677,2913,3163,
 3427,3705,3997,4305]

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Last modified December 18 21:37 EST 2009. Contains 171024 sequences.


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