A290997 - cp's OEIS frontend

A290997 p-INVERT of (1,1,1,1,1,...), where p(S) = 1 - S^3 - S^6.

n	a(n)
0	0
1	0
2	1
3	3
4	6
5	12
6	27
7	63
8	143
9	315
10	684
11	1479
12	3195
13	6903
14	14932
15	32361
16	70266
17	152775
18	332397
19	723330
20	1573829
21	3423444
22	7444722
23	16185939
24	35185779
25	76483890
26	166253545
27	361396431
28	785621808
29	1707884880
30	3712912632
31	8071922817
32	17548551692
33	38150905170

[0, 0, 1, 3, 6, 12, 27, 63, 143, 315, 684, 1479, 3195, 6903, 14932, 32361, 70266, 152775, 332397, 723330, 1573829, 3423444, 7444722, 16185939, 35185779, 76483890, 166253545, 361396431, 785621808, 1707884880, 3712912632, 8071922817, 17548551692, 38150905170]

cp's OEIS Frontend

A290997 p-INVERT of (1,1,1,1,1,...), where p(S) = 1 - S^3 - S^6.

Table of values

List of values