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.

A107026 Row sums of inverse of Riordan array (1/(1+x),x/(1+x)^4).

Table of values

n a(n)
0 1
1 2
2 10
3 62
4 426
5 3112
6 23686
7 185684
8 1488554
9 12144248
10 100489320
11 841268078
12 7112138790
13 60629940152
14 520591221412
15 4498091003272
16 39079909924522
17 341193986978008
18 2991881019936760
19 26338436818801496
20 232688056611178216

List of values

[1, 2, 10, 62, 426, 3112, 23686, 185684, 1488554, 12144248, 100489320, 841268078, 7112138790, 60629940152, 520591221412, 4498091003272, 39079909924522, 341193986978008, 2991881019936760, 26338436818801496, 232688056611178216]

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

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