A132849 - OEIS

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A132849

Column 3 of triangle A132845.

1, 4, 30, 179, 1463, 11104, 99177, 873440, 8495091, 83411515, 875891198, 9369874178, 105309532739, 1209529820548, 14440652379524, 176281552206096, 2221616619449536, 28610926728444102, 378616619059602201

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,2

LINKS

Table of n, a(n) for n=0..18.

FORMULA

a(n) = A132844(2n+3,3) = A132844(2n+4,3).

PROG

(PARI)

CROSSREFS

Cf. triangles: A132845, A132844; other columns: A132846, A132847, A132848.

Sequence in context: A119697 A316817 A317567 * A115867 A057416 A089154

Adjacent sequences: A132846 A132847 A132848 * A132850 A132851 A132852

KEYWORD

nonn

AUTHOR

Paul D. Hanna, Sep 17 2007

STATUS

approved