cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A381752 Expansion of exp( Sum_{k>=1} binomial(10*k-1,2*k-1) * x^k/k ).

Table of values

n a(n)
0 1
1 9
2 525
3 44067
4 4338765
5 467396050
6 53346810991
7 6339179481480
8 775994115988525
9 97182642466115275
10 12392633418043399130
11 1603634650155295053250
12 210047857493659698690575
13 27795006677556725604853840
14 3710220786174094422360657000
15 498998879378383167317202612400

List of values

[1, 9, 525, 44067, 4338765, 467396050, 53346810991, 6339179481480, 775994115988525, 97182642466115275, 12392633418043399130, 1603634650155295053250, 210047857493659698690575, 27795006677556725604853840, 3710220786174094422360657000, 498998879378383167317202612400]