A360214 - cp's OEIS frontend

A360214 a(n) is the smallest positive integer which can be represented as the sum of distinct nonzero octahedral numbers in exactly n ways, or -1 if no such integer exists.

n	a(n)
1	1
2	231
3	575
4	721
5	1618
6	1750
7	1877
8	2240
9	2736
10	2995
11	3105
12	3080
13	3500
14	3311
15	3920
16	4151
17	4280
18	4495
19	4719
20	4621
21	4675
22	5041
23	5164
24	5291
25	5060
26	5591
27	5480
28	5566
29	5635
30	5755
31	5985
32	6216
33	6080
34	6279
35	6320
36	6510
37	6655
38	6636
39	6870
40	7145
41	7195
42	6999
43	6971
44	7296
45	7211

[1, 231, 575, 721, 1618, 1750, 1877, 2240, 2736, 2995, 3105, 3080, 3500, 3311, 3920, 4151, 4280, 4495, 4719, 4621, 4675, 5041, 5164, 5291, 5060, 5591, 5480, 5566, 5635, 5755, 5985, 6216, 6080, 6279, 6320, 6510, 6655, 6636, 6870, 7145, 7195, 6999, 6971, 7296, 7211]

cp's OEIS Frontend

A360214 a(n) is the smallest positive integer which can be represented as the sum of distinct nonzero octahedral numbers in exactly n ways, or -1 if no such integer exists.

Table of values

List of values