A178947 - cp's OEIS frontend

A178947 Expansion of x(1+2x+8x^2+4x^3+3x^4) / ( (1+x)^2(x-1)^4 ).

n	a(n)
1	1
2	4
3	17
4	38
5	81
6	138
7	229
8	340
9	497
10	680
11	921
12	1194
13	1537
14	1918
15	2381
16	2888
17	3489
18	4140
19	4897
20	5710
21	6641
22	7634
23	8757
24	9948
25	11281
26	12688
27	14249
28	15890
29	17697
30	19590
31	21661
32	23824
33	26177
34	28628
35	31281
36	34038
37	37009
38	40090
39	43397
40	46820
41	50481
42	54264
43	58297

[1, 4, 17, 38, 81, 138, 229, 340, 497, 680, 921, 1194, 1537, 1918, 2381, 2888, 3489, 4140, 4897, 5710, 6641, 7634, 8757, 9948, 11281, 12688, 14249, 15890, 17697, 19590, 21661, 23824, 26177, 28628, 31281, 34038, 37009, 40090, 43397, 46820, 50481, 54264, 58297]

cp's OEIS Frontend

A178947 Expansion of x(1+2x+8x^2+4x^3+3x^4) / ( (1+x)^2(x-1)^4 ).

Table of values

List of values

cp's OEIS Frontend

A178947 Expansion of x*(1+2*x+8*x^2+4*x^3+3*x^4) / ( (1+x)^2*(x-1)^4 ).

Table of values

List of values

A178947 Expansion of x(1+2x+8x^2+4x^3+3x^4) / ( (1+x)^2(x-1)^4 ).