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.

A167471 Janet periodic table of the elements and structured hexagonal diamond numbers. a(n) = A166911(2*n) + A166911(2*n+1).

Table of values

n a(n)
1 16
2 128
3 464
4 1152
5 2320
6 4096
7 6608
8 9984
9 14352
10 19840
11 26576
12 34688
13 44304
14 55552
15 68560
16 83456
17 100368
18 119424
19 140752
20 164480
21 190736
22 219648
23 251344
24 285952
25 323600
26 364416
27 408528
28 456064
29 507152
30 561920
31 620496
32 683008
33 749584
34 820352
35 895440
36 974976

List of values

[16, 128, 464, 1152, 2320, 4096, 6608, 9984, 14352, 19840, 26576, 34688, 44304, 55552, 68560, 83456, 100368, 119424, 140752, 164480, 190736, 219648, 251344, 285952, 323600, 364416, 408528, 456064, 507152, 561920, 620496, 683008, 749584, 820352, 895440, 974976]