A019307 - OEIS

%I #14 Jun 12 2022 14:06:56

%S 0,1,2,3,8,9,144,145,167,627,2677,2725,2726,12071,48652,206025,

%T 63331966,307304209,1357691960

%N First time that the Grundy function G(x) for "subtract-a-Fibonacci-number" takes the value n.

%C See Rouse Ball and Coxeter for "subtract-a-square".

%D W. W. Rouse Ball and H. S. M. Coxeter, Mathematical Recreations and Essays, 12th Edition.

%H Rémy Sigrist, <a href="/A019307/a019307.txt">C program</a>

%o (C) See Links section.

%Y Cf. A014588, A297963.

%K nonn,more

%O 0,3

%A Torsten Sillke (sillke(AT)lh-systems.de)

%E a(17) from _Pontus von Brömssen_, Jun 06 2022

%E a(18) from _Rémy Sigrist_, Jun 12 2022