A375618 - cp's OEIS frontend

A375618 a(n) is the least positive integer k such that there are n partitions k = x + y + z of positive integers such that x * y * z is a perfect cube or -1 if no such positive integer exists.

n	a(n)
0	1
1	3
2	20
3	21
4	57
5	94
6	133
7	219
8	217
9	273
10	453
11	434
12	551
13	589
14	399
15	791
16	665
17	893
18	1321
19	779
20	1330
21	1387
22	1519
23	1749
24	1786
25	2033
26	1767
27	2527
28	2793
29	1995
30	4066
31	3325
32	4389
33	5548
34	4557
35	3895
36	4123
37	5187
38	5890
39	5529
40	5453
41	8075
42	6213
43	7980
44	7581
45	7790
46	11275
47	8113
48	11324
49	9310

[1, 3, 20, 21, 57, 94, 133, 219, 217, 273, 453, 434, 551, 589, 399, 791, 665, 893, 1321, 779, 1330, 1387, 1519, 1749, 1786, 2033, 1767, 2527, 2793, 1995, 4066, 3325, 4389, 5548, 4557, 3895, 4123, 5187, 5890, 5529, 5453, 8075, 6213, 7980, 7581, 7790, 11275, 8113, 11324, 9310]

cp's OEIS Frontend

A375618 a(n) is the least positive integer k such that there are n partitions k = x + y + z of positive integers such that x * y * z is a perfect cube or -1 if no such positive integer exists.

Table of values

List of values