OFFSET
0,1
LINKS
Steven Finch, Pascal Sebah and Zai-Qiao Bai, Odd Entries in Pascal's Trinomial Triangle (arXiv:0802.2654) p. 12.
FORMULA
log(abs(mu))/log(2) - 1, where mu is the root of x^6 - 4*x^5 + x^4 - x^3 + 8*x^2 + 11*x + 8 with maximum modulus.
EXAMPLE
0.819469462165540146595937684377285598615124623543141209347...
MATHEMATICA
mu = Sort[Table[Root[x^6 - 4*x^5 + x^4 - x^3 + 8*x^2 + 11*x + 8, x, n], {n, 1, 5}], N[Abs[#1]] < N[Abs[#2]] &] // Last; RealDigits[Log[mu]/Log[2] - 1, 10, 104] // First
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Jean-François Alcover, Aug 13 2014
STATUS
approved