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.

A139792 First quadrisection of A139763 (1, 2, 3, 4, 11, ...).

Table of values

n a(n)
0 1
1 11
2 171
3 2731
4 43691
5 699051
6 11184811
7 178956971
8 2863311531
9 45812984491
10 733007751851
11 11728124029611
12 187649984473771
13 3002399751580331
14 48038396025285291
15 768614336404564651
16 12297829382473034411
17 196765270119568550571
18 3148244321913096809131

List of values

[1, 11, 171, 2731, 43691, 699051, 11184811, 178956971, 2863311531, 45812984491, 733007751851, 11728124029611, 187649984473771, 3002399751580331, 48038396025285291, 768614336404564651, 12297829382473034411, 196765270119568550571, 3148244321913096809131]

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

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