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A009522 "Pascal sweep" for k=8: draw a horizontal line through the 1 at C(k,0) in Pascal's triangle; rotate this line and record the sum of the numbers on it (excluding the initial 1). 0
1, 9, 36, 84, 127, 10, 171, 1, 120, 11, 350, 12, 165, 1, 318, 13, 331, 220, 78, 14, 1, 1596, 1, 16, 105, 364, 716, 17, 912, 1, 455, 18, 1600, 19, 560, 1, 1440, 20, 1366, 680, 171, 21, 1, 5895, 1, 23, 210, 969, 2381, 24, 3234, 1, 1140, 25, 5030, 26, 1330, 1, 4644, 27, 3877 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..61.

CROSSREFS

Sequence in context: A001487 A175673 A173682 * A045851 A173243 A162258

Adjacent sequences:  A009519 A009520 A009521 * A009523 A009524 A009525

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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Last modified May 22 03:34 EDT 2013. Contains 225511 sequences.