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.

A283560 Concatenation of the first n nonsquares (A000037).

Table of values

n a(n)
1 2
2 23
3 235
4 2356
5 23567
6 235678
7 23567810
8 2356781011
9 235678101112
10 23567810111213
11 2356781011121314
12 235678101112131415
13 23567810111213141517
14 2356781011121314151718
15 235678101112131415171819
16 23567810111213141517181920

List of values

[2, 23, 235, 2356, 23567, 235678, 23567810, 2356781011, 235678101112, 23567810111213, 2356781011121314, 235678101112131415, 23567810111213141517, 2356781011121314151718, 235678101112131415171819, 23567810111213141517181920]

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

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