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.

A172063 Expansion of (2/(3*sqrt(1-4*z)-1+4*z))*((1-sqrt(1-4*z))/(2*z))^k with k=6.

Table of values

n a(n)
0 1
1 7
2 37
3 174
4 771
5 3300
6 13820
7 57044
8 233108
9 945793
10 3817351
11 15347362
12 61520899
13 246052888
14 982365976
15 3916739872
16 15599504614
17 62076995998
18 246866382826
19 981218764540
20 3898442536366
21 15483778158792
22 61482966826992

List of values

[1, 7, 37, 174, 771, 3300, 13820, 57044, 233108, 945793, 3817351, 15347362, 61520899, 246052888, 982365976, 3916739872, 15599504614, 62076995998, 246866382826, 981218764540, 3898442536366, 15483778158792, 61482966826992]