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.

A278853 Number of nX6 0..1 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly three mistakes.

Table of values

n a(n)
1 1
2 1486
3 118158
4 4950399
5 154090507
6 4026240722
7 92891826961
8 1935392159582
9 36831668321915
10 644951602341507
11 10454319538089429
12 157736949429737228
13 2227039251935175027
14 29569631792451694669
15 370951068728197563294

List of values

[1, 1486, 118158, 4950399, 154090507, 4026240722, 92891826961, 1935392159582, 36831668321915, 644951602341507, 10454319538089429, 157736949429737228, 2227039251935175027, 29569631792451694669, 370951068728197563294]

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

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