A339442 - cp's OEIS frontend

A339442 Number of compositions (ordered partitions) of n into an odd number of distinct triangular numbers.

n	a(n)
0	0
1	1
2	0
3	1
4	0
5	0
6	1
7	0
8	0
9	0
10	7
11	0
12	0
13	0
14	6
15	1
16	0
17	6
18	0
19	12
20	0
21	1
22	6
23	0
24	6
25	6
26	6
27	0
28	13
29	0
30	6
31	6
32	12
33	0
34	6
35	126
36	1
37	18
38	0
39	12
40	6
41	126
42	6
43	6
44	12
45	7
46	132
47	6
48	120
49	18
50	126
51	0
52	24
53	246
54	12
55	127
56	126
57	126
58	12
59	132
60	126
61	138
62	126
63	132
64	12
65	246
66	133
67	138
68	366
69	6
70	258
71	252

[0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 7, 0, 0, 0, 6, 1, 0, 6, 0, 12, 0, 1, 6, 0, 6, 6, 6, 0, 13, 0, 6, 6, 12, 0, 6, 126, 1, 18, 0, 12, 6, 126, 6, 6, 12, 7, 132, 6, 120, 18, 126, 0, 24, 246, 12, 127, 126, 126, 12, 132, 126, 138, 126, 132, 12, 246, 133, 138, 366, 6, 258, 252]

cp's OEIS Frontend

A339442 Number of compositions (ordered partitions) of n into an odd number of distinct triangular numbers.

Table of values

List of values

n	a(n)
0	0
1	1
2	0
3	1
4	0
5	0
6	1
7	0
8	0
9	0
10	7
11	0
12	0
13	0
14	6
15	1
16	0
17	6
18	0
19	12
20	0
21	1
22	6
23	0
24	6
25	6
26	6
27	0
28	13
29	0
30	6
31	6
32	12
33	0
34	6
35	126
36	1
37	18
38	0
39	12
40	6
41	126
42	6
43	6
44	12
45	7
46	132
47	6
48	120
49	18
50	126
51	0
52	24
53	246
54	12
55	127
56	126
57	126
58	12
59	132
60	126
61	138
62	126
63	132
64	12
65	246
66	133
67	138
68	366
69	6
70	258
71	252

n	a(n)
0	0
1	1
2	0
3	1
4	0
5	0
6	1
7	0
8	0
9	0
10	7
11	0
12	0
13	0
14	6
15	1
16	0
17	6
18	0
19	12
20	0
21	1
22	6
23	0
24	6
25	6
26	6
27	0
28	13
29	0
30	6
31	6
32	12
33	0
34	6
35	126
36	1
37	18
38	0
39	12
40	6
41	126
42	6
43	6
44	12
45	7
46	132
47	6
48	120
49	18
50	126
51	0
52	24
53	246
54	12
55	127
56	126
57	126
58	12
59	132
60	126
61	138
62	126
63	132
64	12
65	246
66	133
67	138
68	366
69	6
70	258
71	252

n	a(n)
0	0
1	1
2	0
3	1
4	0
5	0
6	1
7	0
8	0
9	0
10	7
11	0
12	0
13	0
14	6
15	1
16	0
17	6
18	0
19	12
20	0
21	1
22	6
23	0
24	6
25	6
26	6
27	0
28	13
29	0
30	6
31	6
32	12
33	0
34	6
35	126
36	1
37	18
38	0
39	12
40	6
41	126
42	6
43	6
44	12
45	7
46	132
47	6
48	120
49	18
50	126
51	0
52	24
53	246
54	12
55	127
56	126
57	126
58	12
59	132
60	126
61	138
62	126
63	132
64	12
65	246
66	133
67	138
68	366
69	6
70	258
71	252