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 A128937 Triangle formed by reading A039598 mod 2. 3
 1, 0, 1, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS Also triangle formed by reading triangles A052179, A053121, A124575, A126075, A126093. Also triangle formed by reading A065600 mod 2. - Philippe Deléham, Oct 15 2007 LINKS FORMULA Sum_{k=0..n} T(n,k) = A048896(n). Sum_{k=0..n} T(n,k)*2^(n-k) = A101692(n). - Philippe Deléham, Oct 09 2007 Sum_{k=0..n} T(n,k)*2^k = A062878(n+1)/3. - Philippe Deléham, Aug 31 2009 EXAMPLE Triangle begins:   1;   0, 1;   1, 0, 1;   0, 0, 0, 1;   0, 0, 1, 0, 1;   0, 1, 0, 0, 0, 1;   1, 0, 1, 0, 1, 0, 1;   0, 0, 0, 0, 0, 0, 0, 1;   0, 0, 0, 0, 0, 0, 1, 0, 1;   0, 0, 0, 0, 0, 1, 0, 0, 0, 1;   0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1;   0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1;   0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1;   0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1;   1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1;   0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1; ... MAPLE A039598 := proc(n, k)         binomial(2*n, n-k)-binomial(2*n, n-k-2) ; end proc: A128937 := proc(n, k)         modp(A039598(n, k), 2) ; end proc: # R. J. Mathar, Apr 21 2021 CROSSREFS Cf. A048896 (row sums). Sequence in context: A127253 A117944 A117945 * A288004 A102511 A266669 Adjacent sequences:  A128934 A128935 A128936 * A128938 A128939 A128940 KEYWORD nonn,tabl,easy AUTHOR Philippe Deléham, Apr 27 2007, May 02 2007 STATUS approved

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Last modified January 19 18:52 EST 2022. Contains 350466 sequences. (Running on oeis4.)