A182555 - cp's OEIS frontend

A182555 Expansion of g.f. (3-4x-sqrt(1-4x^2))/(2(1-2x)^2).

n	a(n)
0	1
1	2
2	5
3	12
4	29
5	68
6	158
7	360
8	813
9	1812
10	4010
11	8792
12	19170
13	41512
14	89500
15	191952
16	410237
17	873140
18	1853042
19	3919608
20	8271126
21	17406072
22	36556580
23	76602032
24	160240594
25	334554248
26	697462628
27	1451633520
28	3017426468
29	6263171792
30	12985655736
31	26889935776
32	55626815005
33	114947516916
34	237318165314
35	489482593592
36	1008787357902
37	2077219057240
38	4274204436052

[1, 2, 5, 12, 29, 68, 158, 360, 813, 1812, 4010, 8792, 19170, 41512, 89500, 191952, 410237, 873140, 1853042, 3919608, 8271126, 17406072, 36556580, 76602032, 160240594, 334554248, 697462628, 1451633520, 3017426468, 6263171792, 12985655736, 26889935776, 55626815005, 114947516916, 237318165314, 489482593592, 1008787357902, 2077219057240, 4274204436052]

cp's OEIS Frontend

A182555 Expansion of g.f. (3-4x-sqrt(1-4x^2))/(2(1-2x)^2).

Table of values

List of values

cp's OEIS Frontend

A182555 Expansion of g.f. (3-4*x-sqrt(1-4*x^2))/(2*(1-2*x)^2).

Table of values

List of values

A182555 Expansion of g.f. (3-4x-sqrt(1-4x^2))/(2(1-2x)^2).