A036880 - cp's OEIS frontend

A036880 Number of partitions of 5n such that cn(0,5) <= cn(1,5) = cn(4,5) <= cn(2,5) = cn(3,5).

n	a(n)
1	1
2	4
3	12
4	34
5	85
6	203
7	454
8	985
9	2060
10	4205
11	8363
12	16298
13	31103
14	58319
15	107471
16	195037
17	348795
18	615550
19	1072706
20	1847867
21	3148444
22	5309948
23	8869172
24	14680261
25	24090035
26	39210436
27	63327665
28	101527253
29	161626560
30	255579456
31	401556210
32	627039569
33	973374176

[1, 4, 12, 34, 85, 203, 454, 985, 2060, 4205, 8363, 16298, 31103, 58319, 107471, 195037, 348795, 615550, 1072706, 1847867, 3148444, 5309948, 8869172, 14680261, 24090035, 39210436, 63327665, 101527253, 161626560, 255579456, 401556210, 627039569, 973374176]

cp's OEIS Frontend

A036880 Number of partitions of 5n such that cn(0,5) <= cn(1,5) = cn(4,5) <= cn(2,5) = cn(3,5).

Table of values

List of values