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A143859 as a simple table

n a(n)
1 1
2 18
3 67
4 148
5 261
6 406
7 583
8 792
9 1033
10 1306
11 1611
12 1948
13 2317
14 2718
15 3151
16 3616
17 4113
18 4642
19 5203
20 5796
21 6421
22 7078
23 7767
24 8488
25 9241
26 10026
27 10843
28 11692
29 12573
30 13486
31 14431
32 15408
33 16417
34 17458
35 18531
36 19636
37 20773
38 21942
39 23143
40 24376

[1,18,67,148,261,406,583,792,1033,1306,1611,1948,
 2317,2718,3151,3616,4113,4642,5203,5796,6421,7078,
 7767,8488,9241,10026,10843,11692,12573,13486,
 14431,15408,16417,17458,18531,19636,20773,21942,
 23143,24376]

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Last modified April 22 10:13 EDT 2019. Contains 322330 sequences. (Running on oeis4.)