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.

A377230 Lexicographically earliest sequence of positive integers a(1), a(2), ... such that for any n >= 0, s(n) = Sum_{k=1..n} 1/(T(k)*a(k)) < 1, T = A000217.

Table of values

n a(n)
1 2
2 1
3 2
4 2
5 3
6 5
7 23
8 806
9 519065
10 220441054222
11 222723684271305542570701
12 41974171914555858099300698444579076459265512901
13 1510140949639448391630842209382251970116940997822995817347241840058937174456186756365141648201

List of values

[2, 1, 2, 2, 3, 5, 23, 806, 519065, 220441054222, 222723684271305542570701, 41974171914555858099300698444579076459265512901, 1510140949639448391630842209382251970116940997822995817347241840058937174456186756365141648201]