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A230952 Boustrophedon transform of Hamming weight (A000120). 4
0, 1, 3, 8, 23, 72, 280, 1242, 6331, 36236, 230726, 1615584, 12342422, 102145644, 910393530, 8693609421, 88552405435, 958361506524, 10982014291650, 132835979792636, 1691320230842116, 22611285878526978, 316685416851528722, 4636988553066906265 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 0..400

Peter Luschny, An old operation on sequences: the Seidel transform

J. Millar, N. J. A. Sloane and N. E. Young, A new operation on sequences: the Boustrophedon transform, J. Combin. Theory, 17A 44-54 1996 (Abstract, pdf, ps).

Wikipedia, Boustrophedon_transform

Index entries for sequences related to boustrophedon transform

FORMULA

a(n) = sum(A109449(n,k)*A000120(k): k=0..n).

PROG

(Haskell)

a230952 n = sum $ zipWith (*) (a109449_row n) $ map fromIntegral a000120_list

CROSSREFS

Cf. A230950, A230951.

Sequence in context: A259441 A176605 A080410 * A148777 A124462 A047857

Adjacent sequences:  A230949 A230950 A230951 * A230953 A230954 A230955

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Nov 03 2013

STATUS

approved

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Last modified June 19 08:41 EDT 2018. Contains 305581 sequences. (Running on oeis4.)