A036499 - cp's OEIS frontend

A036499 Numbers of the form k*(k+1)/6 for k = 2 or 3 modulo 6.

n	a(n)
1	1
2	2
3	12
4	15
5	35
6	40
7	70
8	77
9	117
10	126
11	176
12	187
13	247
14	260
15	330
16	345
17	425
18	442
19	532
20	551
21	651
22	672
23	782
24	805
25	925
26	950
27	1080
28	1107
29	1247
30	1276
31	1426
32	1457
33	1617
34	1650
35	1820
36	1855
37	2035
38	2072
39	2262
40	2301
41	2501
42	2542
43	2752
44	2795
45	3015
46	3060
47	3290
48	3337
49	3577
50	3626

[1, 2, 12, 15, 35, 40, 70, 77, 117, 126, 176, 187, 247, 260, 330, 345, 425, 442, 532, 551, 651, 672, 782, 805, 925, 950, 1080, 1107, 1247, 1276, 1426, 1457, 1617, 1650, 1820, 1855, 2035, 2072, 2262, 2301, 2501, 2542, 2752, 2795, 3015, 3060, 3290, 3337, 3577, 3626]

cp's OEIS Frontend

A036499 Numbers of the form k*(k+1)/6 for k = 2 or 3 modulo 6.

Table of values

List of values