A357644 - cp's OEIS frontend

A357644 Number of integer compositions of n into parts that are alternately unequal and equal.

n	a(n)
0	1
1	1
2	1
3	3
4	4
5	7
6	8
7	13
8	17
9	25
10	30
11	44
12	58
13	77
14	98
15	142
16	176
17	245
18	311
19	426
20	548
21	758
22	952
23	1319
24	1682
25	2308
26	2934
27	4059
28	5132
29	7087
30	9008
31	12395
32	15757
33	21728
34	27552
35	38019
36	48272
37	66515
38	84462
39	116467
40	147812
41	203825
42	258772
43	356686
44	452876
45	624399
46	792578

[1, 1, 1, 3, 4, 7, 8, 13, 17, 25, 30, 44, 58, 77, 98, 142, 176, 245, 311, 426, 548, 758, 952, 1319, 1682, 2308, 2934, 4059, 5132, 7087, 9008, 12395, 15757, 21728, 27552, 38019, 48272, 66515, 84462, 116467, 147812, 203825, 258772, 356686, 452876, 624399, 792578]

cp's OEIS Frontend

A357644 Number of integer compositions of n into parts that are alternately unequal and equal.

Table of values

List of values