OFFSET
0,1
LINKS
Steven Finch, Pascal Sebah and Zai-Qiao Bai, Odd Entries in Pascal's Trinomial Triangle (arXiv:0802.2654) p. 13.
FORMULA
log(abs(mu))/log(2) - 1, where mu is the root of x^6 - x^5 - 2*x^4 - 28*x^3 + 16*x + 64 with maximum modulus.
EXAMPLE
0.83179639673444068999389310745866895732592855850213772205535...
MATHEMATICA
mu = Sort[Table[Root[x^6 - x^5 - 2*x^4 - 28*x^3 + 16*x + 64, x, n], {n, 1, 5}], N[Abs[#1]] < N[Abs[#2]]&] // Last; RealDigits[Log[mu]/Log[2] - 1, 10, 102] // First
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Jean-François Alcover, Aug 13 2014
STATUS
approved