A161257 - cp's OEIS frontend

A161257 Number of partitions of n into central polygonal numbers A000124 where every part appears at least 4 times.

n	a(n)
1	0
2	0
3	0
4	1
5	1
6	1
7	1
8	2
9	1
10	2
11	1
12	3
13	2
14	4
15	3
16	6
17	4
18	6
19	5
20	9
21	7
22	9
23	8
24	13
25	10
26	13
27	11
28	19
29	14
30	19
31	16
32	26
33	21
34	28
35	25
36	36
37	29
38	39
39	34
40	49
41	41
42	55
43	48
44	66
45	56
46	71
47	65
48	86
49	78
50	94
51	87
52	111
53	99
54	121
55	113
56	143
57	128
58	155
59	146
60	180
61	165
62	196
63	189
64	226
65	211
66	246
67	237
68	281
69	267
70	310
71	300
72	351
73	334

[0, 0, 0, 1, 1, 1, 1, 2, 1, 2, 1, 3, 2, 4, 3, 6, 4, 6, 5, 9, 7, 9, 8, 13, 10, 13, 11, 19, 14, 19, 16, 26, 21, 28, 25, 36, 29, 39, 34, 49, 41, 55, 48, 66, 56, 71, 65, 86, 78, 94, 87, 111, 99, 121, 113, 143, 128, 155, 146, 180, 165, 196, 189, 226, 211, 246, 237, 281, 267, 310, 300, 351, 334]

cp's OEIS Frontend

A161257 Number of partitions of n into central polygonal numbers A000124 where every part appears at least 4 times.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	1
5	1
6	1
7	1
8	2
9	1
10	2
11	1
12	3
13	2
14	4
15	3
16	6
17	4
18	6
19	5
20	9
21	7
22	9
23	8
24	13
25	10
26	13
27	11
28	19
29	14
30	19
31	16
32	26
33	21
34	28
35	25
36	36
37	29
38	39
39	34
40	49
41	41
42	55
43	48
44	66
45	56
46	71
47	65
48	86
49	78
50	94
51	87
52	111
53	99
54	121
55	113
56	143
57	128
58	155
59	146
60	180
61	165
62	196
63	189
64	226
65	211
66	246
67	237
68	281
69	267
70	310
71	300
72	351
73	334

n	a(n)
1	0
2	0
3	0
4	1
5	1
6	1
7	1
8	2
9	1
10	2
11	1
12	3
13	2
14	4
15	3
16	6
17	4
18	6
19	5
20	9
21	7
22	9
23	8
24	13
25	10
26	13
27	11
28	19
29	14
30	19
31	16
32	26
33	21
34	28
35	25
36	36
37	29
38	39
39	34
40	49
41	41
42	55
43	48
44	66
45	56
46	71
47	65
48	86
49	78
50	94
51	87
52	111
53	99
54	121
55	113
56	143
57	128
58	155
59	146
60	180
61	165
62	196
63	189
64	226
65	211
66	246
67	237
68	281
69	267
70	310
71	300
72	351
73	334

n	a(n)
1	0
2	0
3	0
4	1
5	1
6	1
7	1
8	2
9	1
10	2
11	1
12	3
13	2
14	4
15	3
16	6
17	4
18	6
19	5
20	9
21	7
22	9
23	8
24	13
25	10
26	13
27	11
28	19
29	14
30	19
31	16
32	26
33	21
34	28
35	25
36	36
37	29
38	39
39	34
40	49
41	41
42	55
43	48
44	66
45	56
46	71
47	65
48	86
49	78
50	94
51	87
52	111
53	99
54	121
55	113
56	143
57	128
58	155
59	146
60	180
61	165
62	196
63	189
64	226
65	211
66	246
67	237
68	281
69	267
70	310
71	300
72	351
73	334