536903680

Appears in sequences

• Number of types of Boolean functions of n variables under a certain group.at n=14A028403
• Number of reversible strings with n beads of 4 colors.at n=15A032121
• Sum of coefficients of (x1)^(2i(1))*(x2)^(2i(2))*(x3)^(2i(3))*(x4)^(2i(4)) for {(i1),(i2),(i3),(i4)}=0,1,2,... : sum(i)=2n in the expansion of (x1+x2+x3+x4)^(2n) where n >= 1.at n=7A075878
• Number of closed walks of length 2*n on the 4-cube.at n=8A092812
• a(n) = n^8*(n^7 + 1)/2.at n=4A170779
• Number of length n+2 0..1 arrays with the sum of the maximum minus twice the median plus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero.at n=27A251421
• Number of length n+2 0..1 arrays with the sum of medians of adjacent triples multiplied by some arrangement of +-1 equal to zero.at n=27A253122
• Cogrowth sequence of the 16-element group C4:C4 = <S,T | S^4, T^4, STST^3>.at n=16A377855
• Cogrowth sequence of the 16-element group C2^2:C4 = <S,T | S^4, T^2, (ST)^2, (S^2T)^2>.at n=16A377946