

A133034


First differences of Padovan sequence A000931.


10



1, 0, 1, 1, 1, 0, 0, 1, 0, 1, 1, 1, 2, 2, 3, 4, 5, 7, 9, 12, 16, 21, 28, 37, 49, 65, 86, 114, 151, 200, 265, 351, 465, 616, 816, 1081, 1432, 1897, 2513, 3329, 4410, 5842, 7739, 10252, 13581, 17991, 23833, 31572, 41824, 55405, 73396
(list;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

0,13


LINKS



FORMULA

G.f.: ( 12*x^2 ) / ( 1+x^2+x^3 ).  R. J. Mathar, Sep 11 2011
a(n) = a(n2) + a(n3) with a(0) = 1, a(1) = 0, a(2) = 1.  Taras Goy, Mar 24 2019


MATHEMATICA

LinearRecurrence[{0, 1, 1}, {1, 0, 1}, 60] (* Harvey P. Dale, Dec 14 2013 *)


CROSSREFS



KEYWORD

easy,sign


AUTHOR



STATUS

approved



