A216352 - cp's OEIS frontend

A216352 G.f.: A(x) = exp( Sum_{n>=1} A000172(n)^2*x^n/n ) where Franel number A000172(n) = Sum_{k=0..n} C(n,k)^3.

n	a(n)
0	1
1	4
2	58
3	1256
4	35771
5	1200188
6	45016678
7	1827941560
8	78753548245
9	3551810922324
10	166120394053698
11	8002733850225288
12	395089619067741926
13	19911864121386482264
14	1021345223473335336668
15	53190166903606336969840
16	2807000233813092463820488
17	149869216802426305919295328

[1, 4, 58, 1256, 35771, 1200188, 45016678, 1827941560, 78753548245, 3551810922324, 166120394053698, 8002733850225288, 395089619067741926, 19911864121386482264, 1021345223473335336668, 53190166903606336969840, 2807000233813092463820488, 149869216802426305919295328]

cp's OEIS Frontend

A216352 G.f.: A(x) = exp( Sum_{n>=1} A000172(n)^2*x^n/n ) where Franel number A000172(n) = Sum_{k=0..n} C(n,k)^3.

Table of values

List of values