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.

A282471 First differences of A282470.

Original entry on oeis.org

0, 1, 8, 7, 24, 22, 40, 22, 80, 54, 80, 22, 80, 54, 112, 70, 240, 134, 144, 22, 80, 54, 112, 70, 240, 134, 176, 70, 240, 150, 336, 246, 720, 326, 272, 22, 80, 54, 112, 70, 240, 134, 176, 70, 240, 150, 336, 246, 720, 326, 304, 70, 240, 150, 336, 246, 720, 342, 464, 246, 752, 454, 1136, 838, 2064
Offset: 0

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Author

Omar E. Pol, Mar 17 2017

Keywords

Examples

			Written as an irregular triangle the sequence begins:
0;
1;
8;
7;
24;
22, 40;
22, 80, 54, 80;
22, 80, 54, 112, 70, 240, 134, 144;
22, 80, 54, 112, 70, 240, 134, 176, 70, 240, 150, 336, 246, 720, 326, 272;
22, 80, 54, 112, 70, 240, 134, 176, 70, 240, 150, 336, 246, 720, 326, 304, 70,...
...
Starting from a(3) = 7 the row lengths of triangle are the terms of A011782.
		

Crossrefs

Formula

a(2n) = 2*A187211(2n).
a(2n+1) = A187211(2n+1).