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%I #7 Mar 21 2016 09:58:17
%S 2,1,2,1,1,1,1,2,2,1,2,2,1,3,2,1,1,2,3,1,2,1,2,2,1,1,1,1,1,1,2,1,2,1,
%T 1,1,2,3,1,1,1,4,2,2,1,1,1,2,1,2,3,1,3,3,1,2,1,2,1,1,3,2,2,2,1,1,1,1,
%U 2,1,3,2,1,1,1,1,1,1,5,2,2,1,1,1,2,1
%N Factorial-nested interval sequence of -1 + sqrt(2).
%C See A269970 for a definition of factorial-nested interval sequence and guide to related sequences.
%F Empirical: a(n) = A269974(n+1). - _R. J. Mathar_, Mar 21 2016
%Y Cf. A000142, A269970.
%K nonn,easy
%O 1,1
%A _Clark Kimberling_, Mar 08 2016