A143943 - cp's OEIS frontend

A143943 The Wiener index of a chain of n squares joined at vertices (i.e., joined like <><><>...<>; here <> is a square!).

n	a(n)
1	8
2	40
3	114
4	248
5	460
6	768
7	1190
8	1744
9	2448
10	3320
11	4378
12	5640
13	7124
14	8848
15	10830
16	13088
17	15640
18	18504
19	21698
20	25240
21	29148
22	33440
23	38134
24	43248
25	48800
26	54808
27	61290
28	68264
29	75748
30	83760
31	92318
32	101440
33	111144
34	121448
35	132370
36	143928

[8, 40, 114, 248, 460, 768, 1190, 1744, 2448, 3320, 4378, 5640, 7124, 8848, 10830, 13088, 15640, 18504, 21698, 25240, 29148, 33440, 38134, 43248, 48800, 54808, 61290, 68264, 75748, 83760, 92318, 101440, 111144, 121448, 132370, 143928]

cp's OEIS Frontend

A143943 The Wiener index of a chain of n squares joined at vertices (i.e., joined like <><><>...<>; here <> is a square!).

Table of values

List of values