A069752 - cp's OEIS frontend

A069752 Smallest k>n such that the triangular number n(n+1)/2 divides the triangular number k(k+1)/2.

n	a(n)
1	2
2	3
3	8
4	15
5	9
6	14
7	48
8	63
9	35
10	44
11	32
12	39
13	77
14	20
15	80
16	255
17	135
18	152
19	75
20	35
21	77
22	230
23	183
24	200
25	299
26	324
27	188
28	203
29	144
30	155
31	960
32	351
33	153
34	84
35	224
36	296
37	665
38	246
39	104
40	615
41	245
42	258
43	472
44	99
45	414
46	1034
47	704
48	735
49	1175
50	374
51	272
52	636
53	1377
54	539
55	175
56	399
57	551

[2, 3, 8, 15, 9, 14, 48, 63, 35, 44, 32, 39, 77, 20, 80, 255, 135, 152, 75, 35, 77, 230, 183, 200, 299, 324, 188, 203, 144, 155, 960, 351, 153, 84, 224, 296, 665, 246, 104, 615, 245, 258, 472, 99, 414, 1034, 704, 735, 1175, 374, 272, 636, 1377, 539, 175, 399, 551]

cp's OEIS Frontend

A069752 Smallest k>n such that the triangular number n(n+1)/2 divides the triangular number k(k+1)/2.

Table of values

List of values

cp's OEIS Frontend

A069752 Smallest k>n such that the triangular number n*(n+1)/2 divides the triangular number k*(k+1)/2.

Table of values

List of values

A069752 Smallest k>n such that the triangular number n(n+1)/2 divides the triangular number k(k+1)/2.