A113452 a(n) is the n-th smallest permanental minor of any H_m (m >= n), where H_m is the square matrix of order m with 1's on or below the superdiagonal and 0's elsewhere.

1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 4, 4, 4, 8, 8, 8, 8, 8, 8, 16, 16, 16, 16, 16, 16, 16, 32, 32, 32, 32, 32, 32, 32, 32, 64, 64, 64, 64, 64, 64, 64, 64, 64

Offset

1,5

Links

Table of n, a(n) for n=1..43.

D. D. Olesky, B. L. Shader and P. van den Driessche, Permanents of Hessenberg (0,1)-matrices, Electronic Journal of Combinatorics, 12 (2005) #R70.

Crossrefs

Cf. A034856, A113453, A113454, A113455.

Sequence in context: A281796 A072376 A131883 * A364932 A122461 A092533

Adjacent sequences: A113449 A113450 A113451 * A113453 A113454 A113455

Keyword

nonn,more

Author

Bryan Shader (bshader(AT)uwyo.edu), Jan 07 2006

Status

approved