A177388 - cp's OEIS frontend

A177388 O.g.f.: Sum_{n>=0} Product_{k=1..n} sin(k*arcsin(2x)).

n	a(n)
0	1
1	2
2	8
3	48
4	368
5	3488
6	39408
7	517536
8	7747552
9	130224448
10	2428303280
11	49745334816
12	1110519910176
13	26832869319872
14	697671946188128
15	19422303020653632
16	576390053072381888
17	18164695560213480064

[1, 2, 8, 48, 368, 3488, 39408, 517536, 7747552, 130224448, 2428303280, 49745334816, 1110519910176, 26832869319872, 697671946188128, 19422303020653632, 576390053072381888, 18164695560213480064]

cp's OEIS Frontend

A177388 O.g.f.: Sum_{n>=0} Product_{k=1..n} sin(k*arcsin(2x)).

Table of values

List of values