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A028387 as a simple table

n a(n)
0 1
1 5
2 11
3 19
4 29
5 41
6 55
7 71
8 89
9 109
10 131
11 155
12 181
13 209
14 239
15 271
16 305
17 341
18 379
19 419
20 461
21 505
22 551
23 599
24 649
25 701
26 755
27 811
28 869
29 929
30 991
31 1055
32 1121
33 1189
34 1259
35 1331
36 1405
37 1481
38 1559
39 1639
40 1721
41 1805
42 1891
43 1979
44 2069
45 2161
46 2255
47 2351
48 2449
49 2549
50 2651

[1,5,11,19,29,41,55,71,89,109,131,155,181,209,239,
 271,305,341,379,419,461,505,551,599,649,701,755,
 811,869,929,991,1055,1121,1189,1259,1331,1405,
 1481,1559,1639,1721,1805,1891,1979,2069,2161,2255,
 2351,2449,2549,2651]

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Last modified April 22 07:26 EDT 2021. Contains 343162 sequences. (Running on oeis4.)