A096570 - cp's OEIS frontend

A096570 Number of compositions of n with first part 2 and no equal adjacent parts; this is column 2 of the array in A096568.

n	a(n)
1	0
2	1
3	1
4	0
5	2
6	4
7	5
8	10
9	18
10	29
11	53
12	95
13	161
14	283
15	500
16	869
17	1524
18	2673
19	4665
20	8170
21	14313
22	25032
23	43817
24	76710
25	134228
26	234938
27	411242
28	719720
29	1259677
30	2204816
31	3858882
32	6753956
33	11821191
34	20689807
35	36212093
36	63380145
37	110930372
38	194154783

[0, 1, 1, 0, 2, 4, 5, 10, 18, 29, 53, 95, 161, 283, 500, 869, 1524, 2673, 4665, 8170, 14313, 25032, 43817, 76710, 134228, 234938, 411242, 719720, 1259677, 2204816, 3858882, 6753956, 11821191, 20689807, 36212093, 63380145, 110930372, 194154783]

cp's OEIS Frontend

A096570 Number of compositions of n with first part 2 and no equal adjacent parts; this is column 2 of the array in A096568.

Table of values

List of values