A332376 - cp's OEIS frontend

A332376 Total number of edges in graph formed by the straight line segments connecting the edges of an equilateral triangle with the n-1 points resulting from a subdivision of the sides into n equal pieces.

n	a(n)
1	3
2	12
3	39
4	54
5	123
6	144
7	255
8	282
9	435
10	468
11	663
12	702
13	939
14	984
15	1245
16	1314
17	1635
18	1692
19	2055
20	2100
21	2523
22	2592
23	3039
24	3042
25	3603
26	3684
27	4215
28	4302
29	4875
30	4950
31	5583
32	5682
33	6339
34	6444
35	7107
36	7254
37	7995
38	8112
39	8895
40	8964
41	9843
42	9936
43	10839
44	10974

[3, 12, 39, 54, 123, 144, 255, 282, 435, 468, 663, 702, 939, 984, 1245, 1314, 1635, 1692, 2055, 2100, 2523, 2592, 3039, 3042, 3603, 3684, 4215, 4302, 4875, 4950, 5583, 5682, 6339, 6444, 7107, 7254, 7995, 8112, 8895, 8964, 9843, 9936, 10839, 10974]

cp's OEIS Frontend

A332376 Total number of edges in graph formed by the straight line segments connecting the edges of an equilateral triangle with the n-1 points resulting from a subdivision of the sides into n equal pieces.

Table of values

List of values