login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A133722 Column 3 of triangle in A133721. 2
0, 0, 1, 1, 1, 1, 7, 3, 1, 25, 6, 1, 65, 10, 1, 140, 15, 1, 266, 21, 1, 462, 28, 1, 750, 36, 1, 1155, 45, 1, 1705, 55, 1, 2431, 66, 1, 3367, 78, 1, 4550, 91, 1, 6020, 105, 1, 7820, 120, 1, 9996, 136, 1, 12597, 153, 1, 15675 (list; graph; refs; listen; history; internal format)
OFFSET

1,7

MAPLE

A133722 := proc(n)

        A133721(n, 3) ;

end proc:

seq(A133722(n), n=1..60) ; # R. J. Mathar, Nov 23 2011

CROSSREFS

Sequence in context: A125681 A021899 A176435 * A204155 A160390 A002194

Adjacent sequences:  A133719 A133720 A133721 * A133723 A133724 A133725

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Dec 30 2007

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 15 09:15 EST 2012. Contains 205753 sequences.