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Search: id:A075003
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A075003 Floor[ concatenation of n+1 and n divided by 2 ]. +0
8
5, 10, 16, 21, 27, 32, 38, 43, 49, 54, 555, 605, 656, 706, 757, 807, 858, 908, 959, 1009, 1060, 1110, 1161, 1211, 1262, 1312, 1363, 1413, 1464, 1514, 1565, 1615, 1666, 1716, 1767, 1817, 1868, 1918, 1969, 2019, 2070, 2120, 2171, 2221, 2272, 2322, 2373, 2423 (list; graph; listen)
OFFSET

0,1

EXAMPLE

Sequence exhibits similar properties to A074993.

MAPLE

seq(floor((n*10+(n-1))/2), n=1..10), seq(floor((n*100+(n-1))/2), n=11..99);

CROSSREFS

Cf. A074991 to A075000 and A075004 to A075010.

Sequence in context: A033002 A037358 A008057 this_sequence A005280 A052905 A026059

Adjacent sequences: A075000 A075001 A075002 this_sequence A075004 A075005 A075006

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Sep 01 2002

EXTENSIONS

More terms from Sascha Kurz (sascha.kurz(AT)uni-bayreuth.de), Jan 14 2003

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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