A156337 - cp's OEIS frontend

A156337 G.f.: A(x) = exp( Sum_{n>=1} 4^[(n^2+1)/2]*x^n/n ), a power series in x with integer coefficients.

n	a(n)
0	1
1	4
2	16
3	384
4	17856
5	13492992
6	11507268608
7	160888878129152
8	2306486569154275328
9	537309590223329223155712
10	126767209261235580163634135040
11	483356141899716284828508078471905280

[1, 4, 16, 384, 17856, 13492992, 11507268608, 160888878129152, 2306486569154275328, 537309590223329223155712, 126767209261235580163634135040, 483356141899716284828508078471905280]

cp's OEIS Frontend

A156337 G.f.: A(x) = exp( Sum_{n>=1} 4^[(n^2+1)/2]*x^n/n ), a power series in x with integer coefficients.

Table of values

List of values