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.

A261645 First differences of A261644, seen as flattened list.

Original entry on oeis.org

0, 2, 5, -3, -4, 14, -3, -3, -4, -4, 30, -3, -3, -5, -7, -5, -5, 60, -3, -3, -5, -5, -3, -3, -4, -4, -4, -5, -7, -4, -5, -5, 124, -3, -3, -5, -5, -3, -3, -6, -8, -3, -3, -4, -4, -7, -4, -4, -5, -5, -5, -7, -7, -4, -5, -9, -5, -4, -4, 252, -3, -3, -3, -6, -3
Offset: 1

Views

Author

Reinhard Zumkeller, Aug 31 2015

Keywords

Crossrefs

Programs

  • Haskell
    a261645 n = a261645_list !! (n-1)
    a261645_list = zipWith (-) (tail a261644_list) a261644_list