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Floor[ concatenation of n+3, n+2, n+1 and n divided by 4 ].
2

%I #5 Dec 05 2013 19:55:34

%S 802,1080,1358,1635,1913,2191,2469,2746,27774,302777,3280277,3532802,

%T 3785328,4037853,4290378,4542903,4795429,5047954,5300479,5553004,

%U 5805530,6058055,6310580,6563105,6815631,7068156,7320681,7573206

%N Floor[ concatenation of n+3, n+2, n+1 and n divided by 4 ].

%p seq(floor(((n+3)*1000+(n+2)*100+(n+1)*10+n)/4), n=0..7), floor(111098/4), floor(1211109/4), seq(floor(((n+3)*1000^2+(n+2)*100^2+(n+1)*10^2+n)/4), n=10..99);

%Y Cf. A074991 to A075000, A075003, A075004 and A074996 to A075010.

%K base,nonn

%O 0,1

%A _Amarnath Murthy_, Sep 01 2002

%E More terms from _Sascha Kurz_, Jan 14 2003