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.

A371392 Expansion of (1/x) * Series_Reversion( x * (1-x) / (1+2*x)^3 ).

Table of values

n a(n)
0 1
1 7
2 68
3 769
4 9492
5 124014
6 1686120
7 23610565
8 338200148
9 4932348226
10 72993007672
11 1093371638954
12 16545598769416
13 252567107648604
14 3884497559034192
15 60136704175071789
16 936373570430169300
17 14654788984834217850
18 230405413840884827160
19 3637362857723455772670

List of values

[1, 7, 68, 769, 9492, 124014, 1686120, 23610565, 338200148, 4932348226, 72993007672, 1093371638954, 16545598769416, 252567107648604, 3884497559034192, 60136704175071789, 936373570430169300, 14654788984834217850, 230405413840884827160, 3637362857723455772670]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.