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.

A359851 a(n) is the index of the smallest tetranacci number (A000078) with exactly n distinct prime factors.

Table of values

n a(n)
0 3
1 5
2 8
3 15
4 20
5 30
6 53
7 60
8 80
9 89
10 130
11 252

List of values

[3, 5, 8, 15, 20, 30, 53, 60, 80, 89, 130, 252]

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

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