A225549 - cp's OEIS frontend

A225549 a(n) is the number of terms in the expansion of (x-y)(x^4-y^4)(x^9-y^9)...(x^(n^2)-y^(n^2)).

n	a(n)
1	2
2	4
3	8
4	16
5	24
6	40
7	68
8	103
9	162
10	236
11	344
12	453
13	612
14	790
15	994
16	1229
17	1432
18	1782
19	2134
20	2517
21	2968
22	3460
23	3974
24	4543
25	5160
26	5822
27	6546
28	7347
29	8184
30	9080
31	10058
32	11075
33	12166
34	13316
35	14536
36	15837
37	17202
38	18654
39	20156
40	21765
41	23450
42	25212
43	27074
44	29001
45	31032
46	33158
47	35370
48	37679
49	40070
50	42578

[2, 4, 8, 16, 24, 40, 68, 103, 162, 236, 344, 453, 612, 790, 994, 1229, 1432, 1782, 2134, 2517, 2968, 3460, 3974, 4543, 5160, 5822, 6546, 7347, 8184, 9080, 10058, 11075, 12166, 13316, 14536, 15837, 17202, 18654, 20156, 21765, 23450, 25212, 27074, 29001, 31032, 33158, 35370, 37679, 40070, 42578]

cp's OEIS Frontend

A225549 a(n) is the number of terms in the expansion of (x-y)(x^4-y^4)(x^9-y^9)...(x^(n^2)-y^(n^2)).

Table of values

List of values

cp's OEIS Frontend

A225549 a(n) is the number of terms in the expansion of (x-y)*(x^4-y^4)*(x^9-y^9)*...*(x^(n^2)-y^(n^2)).

Table of values

List of values

A225549 a(n) is the number of terms in the expansion of (x-y)(x^4-y^4)(x^9-y^9)...(x^(n^2)-y^(n^2)).