A054405 Row sums of array T as in A055215.
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
Keywords
Links
- Index entries for linear recurrences with constant coefficients, signature (1,1,0,-1).
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
Comments