login
Row 0 of A163334 (column 0 of A163336).
4

%I #14 Jan 14 2024 14:20:25

%S 0,1,2,15,16,17,18,19,20,141,142,143,144,145,146,159,160,161,162,163,

%T 164,177,178,179,180,181,182,1275,1276,1277,1278,1279,1280,1293,1294,

%U 1295,1296,1297,1298,1311,1312,1313,1314,1315,1316,1437,1438,1439

%N Row 0 of A163334 (column 0 of A163336).

%F a(n) = A163332(A037314(n)). - _Kevin Ryde_, Sep 29 2020

%o (PARI) a(n) = my(v=digits(n,3),s=Mod(0,2)); for(i=1,#v, if(s,v[i]+=6); s+=v[i]); fromdigits(v,9); \\ _Kevin Ryde_, Sep 29 2020

%Y Cf. A163481 (Y axis), A037314 (Z-order X axis).

%Y Coordinates: A163528, A163529.

%K nonn

%O 0,3

%A _Antti Karttunen_, Jul 29 2009