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A127625 Triangle T(n,k) = binomial(n-1,k-1)*A001511(k), 1<=k<=n, read by rows. 0
1, 1, 2, 1, 4, 1, 1, 6, 3, 3, 1, 8, 6, 12, 1, 1, 10, 10, 30, 5, 2, 1, 12, 15, 60, 15, 12, 1, 1, 14, 21, 105, 35, 42, 7, 4, 1, 16, 28, 168, 70, 112, 28, 32, 1 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Column k of Pascal's triangle is multiplied by the k-th entry of the ruler sequence.

LINKS

Table of n, a(n) for n=1..45.

FORMULA

T(n,n) = A001511(n).

EXAMPLE

First few rows of the triangle are:

1;

1, 2;

1, 4, 1;

1, 6, 3, 3;

1, 8, 6, 12, 1;

1, 10, 10, 30, 5, 2;

1, 12, 15, 60, 15, 12, 1;

...

CROSSREFS

Cf. A106461 (row sums), A001511.

Sequence in context: A191310 A124845 A191392 * A124844 A133934 A055327

Adjacent sequences:  A127622 A127623 A127624 * A127626 A127627 A127628

KEYWORD

nonn,tabl

AUTHOR

Gary W. Adamson, Jan 20 2007

STATUS

approved

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Last modified February 18 04:48 EST 2020. Contains 332011 sequences. (Running on oeis4.)