A005889 - cp's OEIS frontend

A005889 Theta series of hexagonal close-packing with respect to triangle between octahedra.

n	a(n)
1	3
2	0
3	6
4	3
5	0
6	6
7	6
8	0
9	18
10	0
11	0
12	6
13	6
14	0
15	24
16	3
17	0
18	6
19	12
20	0
21	24
22	6
23	0
24	6
25	15
26	0
27	18
28	6
29	0
30	12
31	18
32	0
33	24
34	6
35	0
36	18
37	18
38	0
39	36
40	0
41	0
42	0
43	12
44	0
45	36
46	12
47	0
48	6
49	21
50	0
51	48
52	6
53	0
54	18
55	12
56	0
57	36
58	0
59	0
60	24
61	18
62	0
63	36
64	3
65	0
66	12

[3, 0, 6, 3, 0, 6, 6, 0, 18, 0, 0, 6, 6, 0, 24, 3, 0, 6, 12, 0, 24, 6, 0, 6, 15, 0, 18, 6, 0, 12, 18, 0, 24, 6, 0, 18, 18, 0, 36, 0, 0, 0, 12, 0, 36, 12, 0, 6, 21, 0, 48, 6, 0, 18, 12, 0, 36, 0, 0, 24, 18, 0, 36, 3, 0, 12]

cp's OEIS Frontend

A005889 Theta series of hexagonal close-packing with respect to triangle between octahedra.

Table of values

List of values

n	a(n)
1	3
2	0
3	6
4	3
5	0
6	6
7	6
8	0
9	18
10	0
11	0
12	6
13	6
14	0
15	24
16	3
17	0
18	6
19	12
20	0
21	24
22	6
23	0
24	6
25	15
26	0
27	18
28	6
29	0
30	12
31	18
32	0
33	24
34	6
35	0
36	18
37	18
38	0
39	36
40	0
41	0
42	0
43	12
44	0
45	36
46	12
47	0
48	6
49	21
50	0
51	48
52	6
53	0
54	18
55	12
56	0
57	36
58	0
59	0
60	24
61	18
62	0
63	36
64	3
65	0
66	12

n	a(n)
1	3
2	0
3	6
4	3
5	0
6	6
7	6
8	0
9	18
10	0
11	0
12	6
13	6
14	0
15	24
16	3
17	0
18	6
19	12
20	0
21	24
22	6
23	0
24	6
25	15
26	0
27	18
28	6
29	0
30	12
31	18
32	0
33	24
34	6
35	0
36	18
37	18
38	0
39	36
40	0
41	0
42	0
43	12
44	0
45	36
46	12
47	0
48	6
49	21
50	0
51	48
52	6
53	0
54	18
55	12
56	0
57	36
58	0
59	0
60	24
61	18
62	0
63	36
64	3
65	0
66	12

n	a(n)
1	3
2	0
3	6
4	3
5	0
6	6
7	6
8	0
9	18
10	0
11	0
12	6
13	6
14	0
15	24
16	3
17	0
18	6
19	12
20	0
21	24
22	6
23	0
24	6
25	15
26	0
27	18
28	6
29	0
30	12
31	18
32	0
33	24
34	6
35	0
36	18
37	18
38	0
39	36
40	0
41	0
42	0
43	12
44	0
45	36
46	12
47	0
48	6
49	21
50	0
51	48
52	6
53	0
54	18
55	12
56	0
57	36
58	0
59	0
60	24
61	18
62	0
63	36
64	3
65	0
66	12