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A169590 Triangle T(n,k) with : column n = A000034 if n even and column n = A000007 if n odd. 0
1, 2, 1, 1, 0, 1, 2, 0, 2, 1, 1, 0, 1, 0, 1, 2, 0, 2, 0, 2, 1, 1, 0, 1, 0, 1, 0, 1, 2, 0, 2, 0, 2, 0, 2, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 2, 0, 2, 0, 2, 0, 2, 0, 2, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 1 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Row sums : A145051.

LINKS

Table of n, a(n) for n=0..104.

FORMULA

Sum_{k, 0<=k<=n} T(n,k)= A145051(n+1).

EXAMPLE

Triangle begins: 1 ; 2,1 ; 1,0,1 ; 2,0,2,1 ; 1,0,1,0,1 ; 2,0,2,0,2,1 ; ...

CROSSREFS

Sequence in context: A056890 A321519 A346392 * A300185 A262804 A048825

Adjacent sequences:  A169587 A169588 A169589 * A169591 A169592 A169593

KEYWORD

nonn,tabl

AUTHOR

Philippe Deléham, Dec 02 2009

STATUS

approved

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Last modified January 20 21:15 EST 2022. Contains 350472 sequences. (Running on oeis4.)