A381447 - cp's OEIS frontend

A381447 E.g.f. A(x) satisfies A(x) = 1 + xA(x)^2 cosh(x*A(x)^2).

n	a(n)
0	1
1	1
2	4
3	33
4	432
5	7745
6	175680
7	4818457
8	155138816
9	5738752161
10	239890406400
11	11184338164241
12	575437530083328
13	32387311520034913
14	1979498673768132608
15	130566701113312750665
16	9244392468538216611840
17	699309477932976288024257
18	56289911059840766752456704

[1, 1, 4, 33, 432, 7745, 175680, 4818457, 155138816, 5738752161, 239890406400, 11184338164241, 575437530083328, 32387311520034913, 1979498673768132608, 130566701113312750665, 9244392468538216611840, 699309477932976288024257, 56289911059840766752456704]

cp's OEIS Frontend

A381447 E.g.f. A(x) satisfies A(x) = 1 + xA(x)^2 cosh(x*A(x)^2).

Table of values

List of values

cp's OEIS Frontend

A381447 E.g.f. A(x) satisfies A(x) = 1 + x*A(x)^2 * cosh(x*A(x)^2).

Table of values

List of values

A381447 E.g.f. A(x) satisfies A(x) = 1 + xA(x)^2 cosh(x*A(x)^2).