A160455 - cp's OEIS frontend

A160455 Number of triangles that can be built from rods with lengths 1,2,...,n by using and concatenating all rods.

n	a(n)
3	0
4	2
5	7
6	12
7	16
8	27
9	48
10	70
11	91
12	127
13	184
14	243
15	300
16	385
17	507
18	631
19	752
20	919
21	1141
22	1365
23	1587
24	1875
25	2241
26	2611
27	2977
28	3434
29	3997
30	4563
31	5125
32	5808
33	6627
34	7450
35	8269
36	9241
37	10384
38	11532
39	12675
40	14008
41	15552
42	17101
43	18644
44	20419
45	22447

[0, 2, 7, 12, 16, 27, 48, 70, 91, 127, 184, 243, 300, 385, 507, 631, 752, 919, 1141, 1365, 1587, 1875, 2241, 2611, 2977, 3434, 3997, 4563, 5125, 5808, 6627, 7450, 8269, 9241, 10384, 11532, 12675, 14008, 15552, 17101, 18644, 20419, 22447]

cp's OEIS Frontend

A160455 Number of triangles that can be built from rods with lengths 1,2,...,n by using and concatenating all rods.

Table of values

List of values