A375731 - cp's OEIS frontend

A375731 a(n) is the number of partitions of n having a square number of parts whose sum of squares is a square.

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	1
6	1
7	1
8	2
9	3
10	2
11	1
12	2
13	4
14	2
15	2
16	7
17	4
18	4
19	7
20	7
21	6
22	9
23	12
24	9
25	21
26	21
27	19
28	26
29	30
30	32
31	43
32	54
33	54
34	64
35	87
36	85
37	119
38	128
39	146
40	174
41	205
42	213
43	281
44	324
45	368
46	420
47	503
48	531
49	688
50	760
51	837
52	992
53	1174
54	1252
55	1535
56	1705
57	1931
58	2236
59	2619
60	2821
61	3402
62	3769
63	4272

[1, 1, 1, 1, 2, 1, 1, 1, 2, 3, 2, 1, 2, 4, 2, 2, 7, 4, 4, 7, 7, 6, 9, 12, 9, 21, 21, 19, 26, 30, 32, 43, 54, 54, 64, 87, 85, 119, 128, 146, 174, 205, 213, 281, 324, 368, 420, 503, 531, 688, 760, 837, 992, 1174, 1252, 1535, 1705, 1931, 2236, 2619, 2821, 3402, 3769, 4272]

cp's OEIS Frontend

A375731 a(n) is the number of partitions of n having a square number of parts whose sum of squares is a square.

Table of values

List of values