A397174 - OEIS

%I #14 Jul 02 2026 10:37:45

%S 1,2,4,4,6,4,12,8,14,8,17,8,17,15,22,17,22,21,22,26,26,28,28,25,31,23,

%T 36,29,43,31,40,33,42,46,37,46,39,51,36,50,45,48,45,49,54,45,57,48,59,

%U 63,60,65,57,63,56,62,67,74,70,70,70,70,74,76,77,84,70,92,71,88,84,86,90,95,96,76,97,81,85,82,96,101,88,98,90,86,101

%N The rows of A397173 converge to this sequence.

%C This sequence has the same status as A397471, A397175, and A397176: it is conjectural, although almost certainly correct.

%C Empirically, once a value >2*k is observed in A397173, then the value of a(k) will remain stable.

%F G.f.: (1/2)*(g(x)^2-g(x^2)), where g(x) = Sum_{k>=0} x^A394611(k+1). - _Thomas Scheuerle_, Jun 29 2026

%Y Cf. A394611, A397173.

%K nonn,new

%O 0,2

%A _Sean A. Irvine_ and _N. J. A. Sloane_, Jun 26 2026