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.

A212239 Number of 0..2 arrays of length 6+2*n with sum no more than 2*n in any length 2n subsequence (=50% duty cycle).

Table of values

n a(n)
1 793
2 11518
3 131950
4 1376128
5 13468524
6 128148456
7 1200645159
8 11143104246
9 102770036310
10 943639250739
11 8636456931969
12 78848824010001
13 718489851092745
14 6537040547889223
15 59402114237433426
16 539234176052230974

List of values

[793, 11518, 131950, 1376128, 13468524, 128148456, 1200645159, 11143104246, 102770036310, 943639250739, 8636456931969, 78848824010001, 718489851092745, 6537040547889223, 59402114237433426, 539234176052230974]