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.

A203293 Number of arrays of 6 nondecreasing integers in -n..n with sum zero and equal numbers greater than zero and less than zero.

Table of values

n a(n)
1 4
2 10
3 28
4 69
5 154
6 310
7 580
8 1013
9 1680
10 2662
11 4064
12 6005
13 8634
14 12114
15 16644
16 22441
17 29760
18 38878
19 50116
20 63817
21 80374
22 100206
23 123784
24 151609
25 184240
26 222266
27 266340
28 317149
29 375446
30 442022
31 517740
32 603501
33 700284
34 809110
35 931080
36 1067341
37 1219126

List of values

[4, 10, 28, 69, 154, 310, 580, 1013, 1680, 2662, 4064, 6005, 8634, 12114, 16644, 22441, 29760, 38878, 50116, 63817, 80374, 100206, 123784, 151609, 184240, 222266, 266340, 317149, 375446, 442022, 517740, 603501, 700284, 809110, 931080, 1067341, 1219126]

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

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