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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.

A033935 Sum of squares of coefficients in full expansion of (z1+z2+...+zn)^n.

Table of values

n a(n)
0 1
1 1
2 6
3 93
4 2716
5 127905
6 8848236
7 844691407
8 106391894904
9 17091486402849
10 3410496772665940
11 827540233598615691
12 239946160014513220896
13 81932406267721802925925
14 32541656017173091541743368
15 14874686717916861528415671285
16 7753005946480818323895940923376

List of values

[1, 1, 6, 93, 2716, 127905, 8848236, 844691407, 106391894904, 17091486402849, 3410496772665940, 827540233598615691, 239946160014513220896, 81932406267721802925925, 32541656017173091541743368, 14874686717916861528415671285, 7753005946480818323895940923376]

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

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