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.

A054405 Row sums of array T as in A055215.

Original entry on oeis.org

1, 2, 3, 5, 7, 10, 14, 19, 26, 35, 47, 63, 84, 112, 149, 198, 263, 349, 463, 614, 814, 1079, 1430, 1895, 2511, 3327, 4408, 5840, 7737, 10250, 13579, 17989, 23831, 31570, 41822, 55403, 73394, 97227, 128799, 170623, 226028, 299424
Offset: 0

Views

Author

Clark Kimberling, May 07 2000

Keywords

Comments

Partial sums of A134816. [From Omar E. Pol, Jan 02 2009]

Crossrefs

Cf. A134816. [From Omar E. Pol, Jan 02 2009]

Formula

If you add 2 to each term, you get the Padovan sequence A000931. - Gabriel Nivasch (gnivasch(AT)yahoo.com), Oct 15 2003
Partial sums of Padovan sequence A000931(n+5). G.f. : (1+x)/(1-x-x^2+x^4); a(n)=a(n-1)+a(n-2)-a(n-4). - Paul Barry, Jun 21 2004, sign corrected R. J. Mathar, Oct 16 2010

Extensions

Signs in formula corrected by R. J. Mathar, Oct 16 2010