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A022939 formatted as a simple table:

n a(n)
1 1
2 2
3 4
4 7
5 10
6 15
7 19
8 26
9 31
10 39
11 45
12 55
13 62
14 73
15 82
16 94
17 104
18 117
19 128
20 142
21 155
22 170
23 184
24 200
25 216
26 233
27 250
28 268
29 286
30 305
31 324
32 345
33 365
34 387
35 408
36 431
37 454
38 478
39 502
40 527
41 552
42 578
43 604
44 631
45 658
46 687
47 715
48 745
49 774
50 805
51 835
52 868
53 899

[1,2,4,7,10,15,19,26,31,39,45,55,62,73,82,94,104,
 117,128,142,155,170,184,200,216,233,250,268,286,
 305,324,345,365,387,408,431,454,478,502,527,552,
 578,604,631,658,687,715,745,774,805,835,868,899]

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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.


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