A070735 - cp's OEIS frontend

A070735 Let r, s, t be three permutations of the set { 1, 2, 3, ..., n }; a(n) = minimal value of Sum_{i=1..n} r(i)s(i)t(i).

n	a(n)
1	1
2	6
3	18
4	44
5	89
6	162
7	271
8	428
9	642
10	930
11	1304
12	1781
13	2377
14	3111
15	4002
16	5073
17	6344
18	7842
19	9587
20	11610
21	13933
22	16591
23	19612
24	23028
25	26871
26	31177
27	35976
28	41314
29	47221
30	53736
31	60907
32	68773
33	77373
34	86759
35	96972
36	108063
37	120080
38	133067
39	147082
40	162174
41	178395
42	195806
43	214461
44	234421
45	255739

[1, 6, 18, 44, 89, 162, 271, 428, 642, 930, 1304, 1781, 2377, 3111, 4002, 5073, 6344, 7842, 9587, 11610, 13933, 16591, 19612, 23028, 26871, 31177, 35976, 41314, 47221, 53736, 60907, 68773, 77373, 86759, 96972, 108063, 120080, 133067, 147082, 162174, 178395, 195806, 214461, 234421, 255739]

cp's OEIS Frontend

A070735 Let r, s, t be three permutations of the set { 1, 2, 3, ..., n }; a(n) = minimal value of Sum_{i=1..n} r(i)s(i)t(i).

Table of values

List of values

cp's OEIS Frontend

A070735 Let r, s, t be three permutations of the set { 1, 2, 3, ..., n }; a(n) = minimal value of Sum_{i=1..n} r(i)*s(i)*t(i).

Table of values

List of values

A070735 Let r, s, t be three permutations of the set { 1, 2, 3, ..., n }; a(n) = minimal value of Sum_{i=1..n} r(i)s(i)t(i).