A291143 - cp's OEIS frontend

A291143 p-INVERT of (1,1,1,1,1,...), where p(S) = (1 - S^3)^3.

n	a(n)
0	0
1	0
2	3
3	9
4	18
5	36
6	81
7	189
8	430
9	954
10	2097
11	4602
12	10080
13	21996
14	47796
15	103473
16	223308
17	480584
18	1031571
19	2208807
20	4718610
21	10058580
22	21398715
23	45438270
24	96313626
25	203812110
26	430615240
27	908455203
28	1913845374
29	4026531804
30	8460687861
31	17756508321
32	37223049942

[0, 0, 3, 9, 18, 36, 81, 189, 430, 954, 2097, 4602, 10080, 21996, 47796, 103473, 223308, 480584, 1031571, 2208807, 4718610, 10058580, 21398715, 45438270, 96313626, 203812110, 430615240, 908455203, 1913845374, 4026531804, 8460687861, 17756508321, 37223049942]

cp's OEIS Frontend

A291143 p-INVERT of (1,1,1,1,1,...), where p(S) = (1 - S^3)^3.

Table of values

List of values