# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a372876 Showing 1-1 of 1 %I A372876 #7 May 20 2024 13:06:14 %S A372876 0,1,1,1,2,0,2,1,0,3,2,3,0,0,4,2,8,0,0,3,0,0,2,3,0,10,6,1,0,0,4,3,0,0, %T A372876 4,6,12,0,6,4,0,0,4,3,0,0,4,5,0,21,2,6,0,0,2,4,0,0,2,9,0,0,8,2,32,0,8, %U A372876 3,0,0,4,7,0,0,10,2,0,0,4,5,0,27,4,9,0,0 %N A372876 Row sums of A372877. %p A372876 J := (n, k) -> ifelse(k::even, 0, NumberTheory:-JacobiSymbol(n, k)): %p A372876 seq(add(J(n, k), k = 0..n), n = 0..85); %o A372876 (PARI) a(n) = vecsum(vector(n, k, if (k%2, kronecker(n,k)))); \\ _Michel Marcus_, May 19 2024 %Y A372876 Cf. A372877. %K A372876 nonn %O A372876 0,5 %A A372876 _Peter Luschny_, May 19 2024 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE