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A171272 as a simple table

n a(n)
0 1
1 5
2 25
3 77
4 177
5 341
6 585
7 925
8 1377
9 1957
10 2681
11 3565
12 4625
13 5877
14 7337
15 9021
16 10945
17 13125
18 15577
19 18317
20 21361
21 24725
22 28425
23 32477
24 36897
25 41701
26 46905
27 52525
28 58577
29 65077
30 72041
31 79485
32 87425
33 95877
34 104857
35 114381
36 124465
37 135125
38 146377
39 158237
40 170721
41 183845

[1,5,25,77,177,341,585,925,1377,1957,2681,3565,
 4625,5877,7337,9021,10945,13125,15577,18317,21361,
 24725,28425,32477,36897,41701,46905,52525,58577,
 65077,72041,79485,87425,95877,104857,114381,
 124465,135125,146377,158237,170721,183845]

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Last modified May 23 03:04 EDT 2019. Contains 323507 sequences. (Running on oeis4.)