A365005 - cp's OEIS frontend

A365005 Number of ways to write 2 as a nonnegative linear combination of a strict integer partition of n.

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	2
6	4
7	4
8	5
9	6
10	9
11	10
12	13
13	15
14	19
15	23
16	28
17	33
18	40
19	47
20	56
21	67
22	78
23	92
24	108
25	126
26	146
27	171
28	198
29	229
30	264
31	305
32	350
33	403
34	460
35	527
36	603
37	687
38	781
39	889
40	1009
41	1144
42	1295
43	1464
44	1653
45	1866
46	2101
47	2364
48	2659
49	2984
50	3347
51	3752
52	4200
53	4696
54	5248
55	5858

[0, 1, 1, 2, 1, 2, 4, 4, 5, 6, 9, 10, 13, 15, 19, 23, 28, 33, 40, 47, 56, 67, 78, 92, 108, 126, 146, 171, 198, 229, 264, 305, 350, 403, 460, 527, 603, 687, 781, 889, 1009, 1144, 1295, 1464, 1653, 1866, 2101, 2364, 2659, 2984, 3347, 3752, 4200, 4696, 5248, 5858]

cp's OEIS Frontend

A365005 Number of ways to write 2 as a nonnegative linear combination of a strict integer partition of n.

Table of values

List of values