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.

Showing 1-3 of 3 results.

A334322 Number of endless self-avoiding walks of length n for the square lattice.

Original entry on oeis.org

4, 12, 28, 76, 204, 540, 1404, 3724, 9748, 25772, 67940, 179068, 472580, 1245620, 3286308, 8666956, 22861604, 60301764, 159063748, 419582396, 1106796012, 2919664716, 7701735292, 20317148476, 53595401604, 141385319932, 372973583908, 983913216292, 2595592842460
Offset: 1

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Author

Michel Marcus, Apr 23 2020

Keywords

Comments

The article introduces "endless self-avoiding walks (that) are the subset of walks which are still self-avoiding after they have been concatenated with copies of themselves head-to-tail ad infinitum".

Crossrefs

A334323 Squared end-to-end distance of irreducible endless self-avoiding walks of length n for the square lattice.

Original entry on oeis.org

4, 32, 156, 640, 2380, 8304, 27580, 89216, 280980, 869360, 2649284, 7967808, 23722244, 69977040, 204845220, 595628032, 1721605028, 4950241488, 14167239268, 40376066560, 114635882508, 324361357936, 914912704060, 2573307218304, 7218778025700, 20201661701936, 56408010198948
Offset: 1

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Author

Michel Marcus, Apr 23 2020

Keywords

Crossrefs

Extensions

Name amended by Scott R. Shannon, Sep 16 2020

A334325 Number of irreducible, unrooted, unoriented self-avoiding chains of length n for the square lattice.

Original entry on oeis.org

2, 2, 4, 8, 20, 42, 100, 228, 540, 1278, 3088, 7436, 18176, 44436, 109536, 270726, 672400, 1674764, 4185888, 10488914, 26352252, 66354472, 167429028, 423270120, 1071908028, 2718939372, 6906918040, 17569856618, 44751600732, 114121225984, 291346481204, 744569863528
Offset: 1

Views

Author

Michel Marcus, Apr 23 2020

Keywords

Crossrefs

Showing 1-3 of 3 results.