OFFSET
1,2
COMMENTS
LINKS
R. Witula, P. Lorenc, M. Rozanski, M. Szweda, Sums of the rational powers of roots of cubic polynomials, Zeszyty Naukowe Politechniki Slaskiej, Seria: Matematyka Stosowana z. 4, Nr. kol. 1920, 2014.
EXAMPLE
a(4) = 42 = 1*1 + 3*2 + 3*6 + 1*17; where 1, 2, 6, 17...are the first 4 terms of A090039.
CROSSREFS
KEYWORD
nonn
AUTHOR
Gary W. Adamson, May 02 2005
EXTENSIONS
More terms from Arkadiusz Wesolowski, Apr 24 2012
STATUS
approved