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.

A064306 Convolution of A052701 (Catalan numbers multiplied by powers of 2) with powers of -1.

Table of values

n a(n)
0 1
1 1
2 7
3 33
4 191
5 1153
6 7295
7 47617
8 318463
9 2170881
10 15028223
11 105365505
12 746651647
13 5339185153
14 38478839807
15 279201841153
16 2037998419967
17 14954803494913
18 110255315877887
19 816299567480833
20 6066679566041087

List of values

[1, 1, 7, 33, 191, 1153, 7295, 47617, 318463, 2170881, 15028223, 105365505, 746651647, 5339185153, 38478839807, 279201841153, 2037998419967, 14954803494913, 110255315877887, 816299567480833, 6066679566041087]