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.

A255904 Numbers that are neither triangular nor the sum of a positive triangular number and a prime.

Table of values

n a(n)
1 2
2 7
3 61
4 211
5 216

List of values

[2, 7, 61, 211, 216]