A048840 - cp's OEIS frontend

A048840 Expansion of (1 - x + 2x^2 + 2x^3 - x^4 - x^5)/(1-x)^3.

n	a(n)
0	1
1	2
2	5
3	12
4	22
5	34
6	48
7	64
8	82
9	102
10	124
11	148
12	174
13	202
14	232
15	264
16	298
17	334
18	372
19	412
20	454
21	498
22	544
23	592
24	642
25	694
26	748
27	804
28	862
29	922
30	984
31	1048
32	1114
33	1182
34	1252
35	1324
36	1398
37	1474
38	1552
39	1632
40	1714
41	1798
42	1884
43	1972
44	2062
45	2154
46	2248
47	2344
48	2442
49	2542

[1, 2, 5, 12, 22, 34, 48, 64, 82, 102, 124, 148, 174, 202, 232, 264, 298, 334, 372, 412, 454, 498, 544, 592, 642, 694, 748, 804, 862, 922, 984, 1048, 1114, 1182, 1252, 1324, 1398, 1474, 1552, 1632, 1714, 1798, 1884, 1972, 2062, 2154, 2248, 2344, 2442, 2542]

cp's OEIS Frontend

A048840 Expansion of (1 - x + 2x^2 + 2x^3 - x^4 - x^5)/(1-x)^3.

Table of values

List of values

cp's OEIS Frontend

A048840 Expansion of (1 - x + 2*x^2 + 2*x^3 - x^4 - x^5)/(1-x)^3.

Table of values

List of values

A048840 Expansion of (1 - x + 2x^2 + 2x^3 - x^4 - x^5)/(1-x)^3.