A298690 - cp's OEIS frontend

A298690 G.f. A(x) satisfies: A(x) = Sum_{n>=0} binomial( n(n+1)/2, n) x^n / A(x)^( n*(n+1)/2 ).

n	a(n)
0	1
1	1
2	2
3	10
4	83
5	971
6	14679
7	271065
8	5887674
9	146573343
10	4106195739
11	127709962780
12	4364136955874
13	162503129082497
14	6548680061635319
15	283973223632787150
16	13185195626147207058
17	652695122347799336199
18	34316223642036784123819
19	1909798106976656110119169
20	112165977515060359849066878
21	6933265352057611483132200642

[1, 1, 2, 10, 83, 971, 14679, 271065, 5887674, 146573343, 4106195739, 127709962780, 4364136955874, 162503129082497, 6548680061635319, 283973223632787150, 13185195626147207058, 652695122347799336199, 34316223642036784123819, 1909798106976656110119169, 112165977515060359849066878, 6933265352057611483132200642]

cp's OEIS Frontend

A298690 G.f. A(x) satisfies: A(x) = Sum_{n>=0} binomial( n(n+1)/2, n) x^n / A(x)^( n*(n+1)/2 ).

Table of values

List of values

cp's OEIS Frontend

A298690 G.f. A(x) satisfies: A(x) = Sum_{n>=0} binomial( n*(n+1)/2, n) * x^n / A(x)^( n*(n+1)/2 ).

Table of values

List of values

A298690 G.f. A(x) satisfies: A(x) = Sum_{n>=0} binomial( n(n+1)/2, n) x^n / A(x)^( n*(n+1)/2 ).