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 1-2 of 2 results.

A256582 a(n) is the total number of pentagrams in a variant of pentagram fractal after n iterations.

Original entry on oeis.org

1, 11, 46, 146, 416, 1136, 2776
Offset: 1

Views

Author

Kival Ngaokrajang, Apr 04 2015

Keywords

Comments

Inspired by A255870. But the scale factor is tan(3*Pi/10)/(1+phi) instead of 1/phi.
See illustration in the links.

Links

Crossrefs

Cf. A255870, A256429, A256569, A256571, A256583, A256597.

A256583 a(n) is the total number of pentagrams in a variant of pentagram fractal after n iterations.

Original entry on oeis.org

1, 11, 66, 336, 1666, 8186
Offset: 1

Views

Author

Kival Ngaokrajang, Apr 04 2015

Keywords

Comments

Inspired by A255870. But the scale factor is (1/phi)^2 instead of 1/phi.
See illustration in the links.

Links

Crossrefs

Cf. A255870, A256429, A256569, A256571, A256582, A256597.
Showing 1-2 of 2 results.

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

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