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.

A244559 Numbers obtained by concatenating the squares of the digits of n!.

Table of values

n a(n)
1 1
2 4
3 36
4 416
5 140
6 4940
7 250160
8 160940
9 936464640
10 9364646400
11 981811366400
12 1649810013600
13 3644490406400
14 6449149644811400
15 1904936491693664000
16 408144496481646464000
17 925253664491646408136000
18 36160494994902549464000
19 141361625100160646494000

List of values

[1, 4, 36, 416, 140, 4940, 250160, 160940, 936464640, 9364646400, 981811366400, 1649810013600, 3644490406400, 6449149644811400, 1904936491693664000, 408144496481646464000, 925253664491646408136000, 36160494994902549464000, 141361625100160646494000]

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

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