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%I #9 Jul 09 2022 15:30:52
%S 0,1,2,6,5050,5056,5064,40520,40696,630373,40348521,483383076,
%T 6302798387
%N a(n) is the smallest position in the subtract-a-factorial game for which the value of the Sprague-Grundy function (or nim-value) is n.
%H Rémy Sigrist, <a href="/A355556/a355556.txt">C program</a>
%e a(3) = 6, because the smallest k for which A014587(k) = 3 is k = 6.
%o (C) See Links section.
%Y Cf. A014587, A019307, A297963, A355557.
%K nonn,more
%O 0,3
%A _Pontus von Brömssen_, Jul 09 2022
%E a(11)-a(12) from _Rémy Sigrist_, Jul 09 2022