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A017330 (10*n+5)^2. 1
25, 225, 625, 1225, 2025, 3025, 4225, 5625, 7225, 9025, 11025, 13225, 15625, 18225, 21025, 24025, 27225, 30625, 34225, 38025, 42025, 46225, 50625, 55225, 60025, 65025, 70225, 75625, 81225, 87025 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

COMMENTS

5^2=25; 15^2=(1*2)25=225; 25^2=(2*3)25=625;35^2=(3*4)25=1225; 45^2 =(4*5)25=2025; 55^2=(5*6)25=3025; 65^2=(6*7)25=4225; etc. [Vincenzo Librandi, Aug 27 2011]

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..10000

PROG

(MAGMA) [(10*n+5)^2: n in [0..35]]; // Vincenzo Librandi, Aug 02 2011

CROSSREFS

Sequence in context: A045785 A030484 A038692 * A135509 A065779 A095241

Adjacent sequences:  A017327 A017328 A017329 * A017331 A017332 A017333

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 17 00:09 EST 2012. Contains 205978 sequences.