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A133718 Column 3 of array in A133713. 2
1, 13, 81, 325, 995, 2541, 5698, 11586, 21825, 38665, 65131, 105183, 163891, 247625, 364260, 523396, 736593, 1017621, 1382725, 1850905, 2444211, 3188053, 4111526, 5247750, 6634225, 8313201, 10332063, 12743731, 15607075 (list; graph; refs; listen; history; internal format)
OFFSET

2,2

MAPLE

A133718 := proc(l)

        A133713(l, 3) ;

end proc:

seq(A133718(l), l=2..30) ; # R. J. Mathar, Nov 23 2011

CROSSREFS

Sequence in context: A071614 A045552 A189451 * A052255 A082203 A101102

Adjacent sequences:  A133715 A133716 A133717 * A133719 A133720 A133721

KEYWORD

nonn

AUTHOR

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

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Last modified February 15 21:56 EST 2012. Contains 205860 sequences.