193232

Appears in sequences

• Number of arrangements of n+2 nonzero numbers x(i) in -5..5 with the sum of x(i)*x(i+1) equal to zero.at n=4A188245
• T(n,k)=Number of arrangements of n+2 nonzero numbers x(i) in -k..k with the sum of x(i)*x(i+1) equal to zero.at n=40A188249
• Number of arrangements of 7 nonzero numbers x(i) in -n..n with the sum of x(i)*x(i+1) equal to zero.at n=4A188253