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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A110907 Number of points in the standard root system version of the D_3 (or f.c.c.) lattice having L_infinity norm n.

Table of values

n a(n)
0 1
1 12
2 50
3 108
4 194
5 300
6 434
7 588
8 770
9 972
10 1202
11 1452
12 1730
13 2028
14 2354
15 2700
16 3074
17 3468
18 3890
19 4332
20 4802
21 5292
22 5810
23 6348
24 6914
25 7500
26 8114
27 8748
28 9410
29 10092
30 10802
31 11532
32 12290
33 13068
34 13874
35 14700
36 15554
37 16428
38 17330
39 18252
40 19202

List of values

[1, 12, 50, 108, 194, 300, 434, 588, 770, 972, 1202, 1452, 1730, 2028, 2354, 2700, 3074, 3468, 3890, 4332, 4802, 5292, 5810, 6348, 6914, 7500, 8114, 8748, 9410, 10092, 10802, 11532, 12290, 13068, 13874, 14700, 15554, 16428, 17330, 18252, 19202]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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