A253724 - cp's OEIS frontend

A253724 Numbers c(n) whose squares are equal to the sums of a number M(n) of consecutive cubed integers b^3 + (b+1)^3 + ... + (b+M-1)^3 = c^2, starting at b(n) (A002593) for M(n) being twice a squared integer (A001105).

n	a(n)
2	504
3	8721
4	65472
5	312375
6	1119528
7	3293829
8	8388096
9	19131147
10	39999000
11	77947353
12	143325504
13	250991871
14	421651272
15	683434125
16	1073737728
17	1641349779
18	2448874296
19	3575480097
20	5119992000
21	7204344903
22	9977420904
23	13619289621
24	18345871872
25	24414046875

[504, 8721, 65472, 312375, 1119528, 3293829, 8388096, 19131147, 39999000, 77947353, 143325504, 250991871, 421651272, 683434125, 1073737728, 1641349779, 2448874296, 3575480097, 5119992000, 7204344903, 9977420904, 13619289621, 18345871872, 24414046875]

cp's OEIS Frontend

A253724 Numbers c(n) whose squares are equal to the sums of a number M(n) of consecutive cubed integers b^3 + (b+1)^3 + ... + (b+M-1)^3 = c^2, starting at b(n) (A002593) for M(n) being twice a squared integer (A001105).

Table of values

List of values