A333273 - OEIS

%I #14 Mar 15 2020 02:44:03

%S 1,1,4,1,20,1,72,80,1,232,976,1,716,766,3904

%N Irregular triangle read by rows: coefficients of q-Eulerian polynomials of Type B.

%C For Type A see A101290.

%D Guoniu Han, Frédéric Jouhet, Jiang Zeng, Two new triangles of q-integers via q-Eulerian polynomials of type A and B, Ramanujan J (2013) 31:115-127, DOI 10.1007/s11139-012-9389-3.

%H Guoniu Han, Frédéric Jouhet, Jiang Zeng, <a href="http://irma.math.unistra.fr/~guoniu/papers/p75jouhet.pdf">Two new triangles of q-integers via q-Eulerian polynomials of type A and B</a>, preprint.

%e Triangle begins:

%e   1;

%e   1,    4;

%e   1,   20;

%e   1,   72,   80;

%e   1,  232,  976;

%e   1,  716,  766, 3904;

%e   ...

%Y Cf. A101290.

%K nonn,tabf,more

%O 1,3

%A _N. J. A. Sloane_, Mar 14 2020