A372888 - cp's OEIS frontend

A372888 Sum of binary ranks of all strict integer partitions of n, where the binary rank of a partition y is given by Sum_i 2^(y_i-1).

n	a(n)
0	0
1	1
2	2
3	7
4	13
5	31
6	66
7	138
8	279
9	581
10	1173
11	2375
12	4783
13	9630
14	19316
15	38802
16	77689
17	155673
18	311639
19	623845
20	1248179
21	2497719
22	4996387
23	9995304
24	19992908
25	39990902
26	79986136
27	159983241
28	319975073
29	639971495
30	1279962115
31	2559966847
32	5119970499
33	10240030209

[0, 1, 2, 7, 13, 31, 66, 138, 279, 581, 1173, 2375, 4783, 9630, 19316, 38802, 77689, 155673, 311639, 623845, 1248179, 2497719, 4996387, 9995304, 19992908, 39990902, 79986136, 159983241, 319975073, 639971495, 1279962115, 2559966847, 5119970499, 10240030209]

cp's OEIS Frontend

A372888 Sum of binary ranks of all strict integer partitions of n, where the binary rank of a partition y is given by Sum_i 2^(y_i-1).

Table of values

List of values