cp's OEIS Frontend

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.

A019557 Coordination sequence for G_2 lattice.

Table of values

n a(n)
0 1
1 12
2 30
3 48
4 66
5 84
6 102
7 120
8 138
9 156
10 174
11 192
12 210
13 228
14 246
15 264
16 282
17 300
18 318
19 336
20 354
21 372
22 390
23 408
24 426
25 444
26 462
27 480
28 498
29 516
30 534
31 552
32 570
33 588
34 606
35 624
36 642
37 660
38 678
39 696
40 714
41 732
42 750
43 768
44 786
45 804
46 822
47 840
48 858
49 876
50 894
51 912
52 930
53 948
54 966
55 984
56 1002
57 1020
58 1038
59 1056

List of values

[1, 12, 30, 48, 66, 84, 102, 120, 138, 156, 174, 192, 210, 228, 246, 264, 282, 300, 318, 336, 354, 372, 390, 408, 426, 444, 462, 480, 498, 516, 534, 552, 570, 588, 606, 624, 642, 660, 678, 696, 714, 732, 750, 768, 786, 804, 822, 840, 858, 876, 894, 912, 930, 948, 966, 984, 1002, 1020, 1038, 1056]

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

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