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.

A261799 Number of 7-compositions of n: matrices with 7 rows of nonnegative integers with positive column sums and total element sum n.

Table of values

n a(n)
0 1
1 7
2 77
3 819
4 8687
5 92141
6 977347
7 10366833
8 109962202
9 1166381804
10 12371946734
11 131230670312
12 1391978902090
13 14764881252772
14 156612803600094
15 1661210126351328
16 17620647995924820
17 186904251828901124
18 1982515022137687464
19 21028766197355391048

List of values

[1, 7, 77, 819, 8687, 92141, 977347, 10366833, 109962202, 1166381804, 12371946734, 131230670312, 1391978902090, 14764881252772, 156612803600094, 1661210126351328, 17620647995924820, 186904251828901124, 1982515022137687464, 21028766197355391048]

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

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