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Revision History for A079827 (Bold, blue-underlined text is an addition; faded, red-underlined text is a deletion.)

Showing entries 1-10 | older changes
a(n) = floor((n + reverse(n))/2).
(history; published version)
#17 by Harvey P. Dale at Sat Aug 27 10:36:54 EDT 2022
STATUS

editing

approved

#16 by Harvey P. Dale at Sat Aug 27 10:36:52 EDT 2022
LINKS

Harvey P. Dale, <a href="/A079827/b079827.txt">Table of n, a(n) for n = 1..1000</a>

STATUS

approved

editing

#15 by Harvey P. Dale at Sat Aug 27 10:35:46 EDT 2022
STATUS

editing

approved

#14 by Harvey P. Dale at Sat Aug 27 10:35:42 EDT 2022
MATHEMATICA

Array[Floor[(#+IntegerReverse[#])/2]&, 80] (* Harvey P. Dale, Aug 27 2022 *)

STATUS

approved

editing

#13 by Michel Marcus at Sun Sep 10 05:51:39 EDT 2017
STATUS

editing

approved

#12 by Michel Marcus at Sun Sep 10 05:51:35 EDT 2017
MAPLE

R:=proc(n) local nn, nnn: nn:=convert(n, base, 10): add(nn[nops(nn)+1-j]*10^(j-1), j=1..nops(nn)) end: a:=n->floor(n/2+R(n)/2): seq(a(n), n=1..85); # R is the Maple program that yields the digit reversal of n. - _# _Emeric Deutsch_, Aug 06 2005

STATUS

reviewed

editing

#11 by Joerg Arndt at Sun Sep 10 05:13:45 EDT 2017
STATUS

proposed

reviewed

#10 by Michel Marcus at Sun Sep 10 05:03:48 EDT 2017
STATUS

editing

proposed

#9 by Michel Marcus at Sun Sep 10 05:03:43 EDT 2017
MAPLE

R:=proc(n) local nn, nnn: nn:=convert(n, base, 10): add(nn[nops(nn)+1-j]*10^(j-1), j=1..nops(nn)) end: a:=n->floor(n/2+R(n)/2): seq(a(n), n=1..85); # R is the Maple program that yields the digit reversal of n . - Emeric Deutsch, Aug 06 2005

STATUS

proposed

editing

#8 by Jon E. Schoenfield at Sun Sep 10 04:59:40 EDT 2017
STATUS

editing

proposed