A318726 - cp's OEIS frontend

A318726 Number of integer compositions of n that have only one part or whose consecutive parts are indivisible and the last and first part are also indivisible.

n	a(n)
1	1
2	1
3	1
4	1
5	3
6	1
7	5
8	3
9	8
10	13
11	12
12	23
13	27
14	56
15	64
16	100
17	150
18	216
19	325
20	459
21	700
22	1007
23	1493
24	2186
25	3203
26	4735
27	6929
28	10243
29	14952
30	22024
31	32366
32	47558
33	69906
34	102634
35	150984
36	221713
37	325919
38	478842
39	703648
40	1034104
41	1519432
42	2233062
43	3281004
44	4821791
45	7085359

[1, 1, 1, 1, 3, 1, 5, 3, 8, 13, 12, 23, 27, 56, 64, 100, 150, 216, 325, 459, 700, 1007, 1493, 2186, 3203, 4735, 6929, 10243, 14952, 22024, 32366, 47558, 69906, 102634, 150984, 221713, 325919, 478842, 703648, 1034104, 1519432, 2233062, 3281004, 4821791, 7085359]

cp's OEIS Frontend

A318726 Number of integer compositions of n that have only one part or whose consecutive parts are indivisible and the last and first part are also indivisible.

Table of values

List of values