A352979 - cp's OEIS frontend

A352979 a(n) = Sum_{k=1..n} Sum_{j=1..k} Sum_{i=1..j} (kji)^3.

n	a(n)
0	0
1	1
2	585
3	28800
4	505280
5	4951530
6	33209946
7	170320080
8	714724560
9	2566030995
10	8130545995
11	23253835176
12	61054704360
13	149085989780
14	342048076020
15	743408003520
16	1540821690816
17	3062326169925
18	5862986735085
19	10855192630480
20	19500255870480

[0, 1, 585, 28800, 505280, 4951530, 33209946, 170320080, 714724560, 2566030995, 8130545995, 23253835176, 61054704360, 149085989780, 342048076020, 743408003520, 1540821690816, 3062326169925, 5862986735085, 10855192630480, 19500255870480]

cp's OEIS Frontend

A352979 a(n) = Sum_{k=1..n} Sum_{j=1..k} Sum_{i=1..j} (kji)^3.

Table of values

List of values

cp's OEIS Frontend

A352979 a(n) = Sum_{k=1..n} Sum_{j=1..k} Sum_{i=1..j} (k*j*i)^3.

Table of values

List of values

A352979 a(n) = Sum_{k=1..n} Sum_{j=1..k} Sum_{i=1..j} (kji)^3.