A382632 - cp's OEIS frontend

A382632 Numbers k such that one can make an equilateral triangle from a chain of linked rods of length 1, 2, 3, ..., k, with perimeter equal to the total length.

n	a(n)
1	9
2	90
3	125
4	153
5	189
6	440
7	819
8	989
9	1295
10	1394
11	1484
12	1701
13	2079
14	2448
15	2925
16	3024
17	4004
18	5453
19	6174
20	7865
21	8910
22	13509
23	13689
24	13923
25	16235
26	19683
27	20294
28	21824
29	24804
30	26649
31	32760
32	33488
33	37169
34	37925
35	39024
36	40733
37	42704
38	44225
39	44289
40	47915
41	48734
42	52325
43	97335
44	101870

[9, 90, 125, 153, 189, 440, 819, 989, 1295, 1394, 1484, 1701, 2079, 2448, 2925, 3024, 4004, 5453, 6174, 7865, 8910, 13509, 13689, 13923, 16235, 19683, 20294, 21824, 24804, 26649, 32760, 33488, 37169, 37925, 39024, 40733, 42704, 44225, 44289, 47915, 48734, 52325, 97335, 101870]

cp's OEIS Frontend

A382632 Numbers k such that one can make an equilateral triangle from a chain of linked rods of length 1, 2, 3, ..., k, with perimeter equal to the total length.

Table of values

List of values