A110353 - cp's OEIS frontend

A110353 Value of k pertaining to A110351(n). Least k such that the sum (n+1) + (n+2) + ...+(n+k) is a multiple of the n-th triangular number n(n+1)/2.

n	a(n)
1	1
2	1
3	5
4	11
5	4
6	8
7	41
8	55
9	26
10	34
11	21
12	27
13	64
14	6
15	65
16	239
17	118
18	134
19	56
20	15
21	56
22	208
23	160
24	176
25	274
26	298
27	161
28	175
29	115
30	125
31	929
32	319
33	120
34	50
35	189
36	260
37	628
38	208
39	65
40	575
41	204
42	216
43	429
44	55
45	369
46	988
47	657
48	687
49	1126
50	324
51	221
52	584
53	1324
54	485
55	120
56	343
57	494
58	1594

[1, 1, 5, 11, 4, 8, 41, 55, 26, 34, 21, 27, 64, 6, 65, 239, 118, 134, 56, 15, 56, 208, 160, 176, 274, 298, 161, 175, 115, 125, 929, 319, 120, 50, 189, 260, 628, 208, 65, 575, 204, 216, 429, 55, 369, 988, 657, 687, 1126, 324, 221, 584, 1324, 485, 120, 343, 494, 1594]

cp's OEIS Frontend

A110353 Value of k pertaining to A110351(n). Least k such that the sum (n+1) + (n+2) + ...+(n+k) is a multiple of the n-th triangular number n(n+1)/2.

Table of values

List of values