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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.

A203755 Vandermonde sequence using x^4 + y^4 applied to (0,1,1,2,2,...,floor(n/2)).

Table of values

n a(n)
1 1
2 1
3 2
4 9248
5 1368408064
6 7012482928301113344
7 5821608871192502942968054284288
8 827078717211493220641742410981240687143117914112
9 60161773220249337113595772781004931116549061984924929733289475833856

List of values

[1, 1, 2, 9248, 1368408064, 7012482928301113344, 5821608871192502942968054284288, 827078717211493220641742410981240687143117914112, 60161773220249337113595772781004931116549061984924929733289475833856]

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

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