A004521 - OEIS

%I #12 Oct 26 2023 23:15:17

%S 0,2,4,6,8,10,1,3,5,7,9,22,24,26,28,30,32,23,25,27,29,31,44,46,48,50,

%T 52,54,45,47,49,51,53,66,68,70,72,74,76,67,69,71,73,75,88,90,92,94,96,

%U 98,89,91,93,95,97,110,112,114

%N Generalized nim sum n + n in base 11.

%H <a href="/index/Ni#Nimsums">Index entries for sequences related to Nim-sums</a>

%F Generalized nim sum m + n in base q: write m and n in base q and add mod q with no carries; e.g., 5 + 8 in base 3 = "21" + "22" = "10" = 1.

%K nonn,base

%O 0,2

%A _N. J. A. Sloane_