A294441 - OEIS

%I #10 Nov 21 2017 03:09:50

%S 2,4,8,9,16,50,32,205,56,64,742,574,128,2513,3864,431,256,8178,21532,

%T 6906,512,25941,107800,68455,3942,1024,80894,504394,540782,90508,2048,

%U 249337,2255128,3739054,1240360,42136

%N Irregular triangle read by rows: centered moments of the random Laplacian spectral distribution.

%H M. Bauer and O. Golinelli, <a href="https://arxiv.org/abs/cond-mat/0007127">Random incidence matrices: Moments of the spectral density</a>, arXiv:cond-mat/0007127 [cond-mat.stat-mech], 2000-2001; J. Stat. Phys. 103, 301-307 (2001).

%e Triangle begins:

%e      2;

%e      4;

%e      8,      9;

%e     16,     50;

%e     32,    205,      56;

%e     64,    742,     574;

%e    128,   2513,    3864,     431;

%e    256,   8178,   21532,    6906;

%e    512,  25941,  107800,   68455,    3942;

%e   1024,  80894,  504394,  540782,   90508;

%e   2048, 249337, 2255128, 3739054, 1240360, 42136;

%e   ...

%K nonn,tabf

%O 2,1

%A _N. J. A. Sloane_, Nov 20 2017