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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.

A193390 The hyper-Wiener index of a benzenoid consisting of a straight-line chain of n hexagons (s=2; see the Gutman et al. reference).

Table of values

n a(n)
1 42
2 215
3 680
4 1661
5 3446
6 6387
7 10900
8 17465
9 26626
10 38991
11 55232
12 76085
13 102350
14 134891
15 174636
16 222577
17 279770
18 347335
19 426456
20 518381
21 624422
22 745955
23 884420
24 1041321
25 1218226
26 1416767
27 1638640
28 1885605
29 2159486
30 2462171
31 2795612
32 3161825
33 3562890
34 4000951
35 4478216

List of values

[42, 215, 680, 1661, 3446, 6387, 10900, 17465, 26626, 38991, 55232, 76085, 102350, 134891, 174636, 222577, 279770, 347335, 426456, 518381, 624422, 745955, 884420, 1041321, 1218226, 1416767, 1638640, 1885605, 2159486, 2462171, 2795612, 3161825, 3562890, 4000951, 4478216]

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

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