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A176047 Triangle t(n,m) = A004001(m+1)+A004001(n-m+1)-A004001(n+1) read by rows, 0<=m<=n. 1
1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 2, 1, 1, 2, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 1, 0, 0, -1, 0, 1, 0, -1, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,31

LINKS

Table of n, a(n) for n=0..86.

EXAMPLE

1;

1, 1;

1, 0, 1;

1, 1, 1, 1;

1, 0, 1, 0, 1;

1, 0, 0, 0, 0, 1;

1, 1, 1, 0, 1, 1, 1;

MAPLE

A176047 := proc(n, m)

        A004001(m+1)+A004001(n-m+1)-A004001(n+1) ;

end proc:

seq(seq(A176047(n, m), m=0..n), n=0..12) ; # R. J. Mathar, Jul 11 2012

CROSSREFS

Sequence in context: A014750 A015491 A015776 * A067461 A136673 A283149

Adjacent sequences:  A176044 A176045 A176046 * A176048 A176049 A176050

KEYWORD

sign,tabl

AUTHOR

Roger L. Bagula and Gary W. Adamson, Apr 07 2010

EXTENSIONS

Mutually compatible definition and terms installed. Erroneous row sums removed. - R. J. Mathar, Jul 11 2012

STATUS

approved

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Last modified November 18 19:06 EST 2017. Contains 294894 sequences.