A302356 - cp's OEIS frontend

A302356 a(n) = coefficient of x^n in the n-th iteration (n-fold self-composition) of the g.f. of squares (A000290).

n	a(n)
1	1
2	8
3	123
4	3064
5	107355
6	4880896
7	273564907
8	18252720536
9	1413701944431
10	124714304306536
11	12347969626724127
12	1356049318451627812
13	163596640499821625005
14	21508738592360523314552
15	3060986664449504902865167
16	468816798653492762623354936
17	76889830949170048691162162275

[1, 8, 123, 3064, 107355, 4880896, 273564907, 18252720536, 1413701944431, 124714304306536, 12347969626724127, 1356049318451627812, 163596640499821625005, 21508738592360523314552, 3060986664449504902865167, 468816798653492762623354936, 76889830949170048691162162275]

cp's OEIS Frontend

A302356 a(n) = coefficient of x^n in the n-th iteration (n-fold self-composition) of the g.f. of squares (A000290).

Table of values

List of values