A131778 - OEIS

%I #7 Mar 04 2022 01:26:14

%S 1,6,1,1,6,1,6,-4,12,1,1,6,3,12,1,6,-9,24,-2,18,1,1,6,0,24,11,18,1,6,

%T -14,36,-20,60,6,24,1,1,6,-8,36,15,60,25,24,1,6,-19,48,-58,126,-15,

%U 120,20,30,1

%N 6*A065941 - 5*A049310.

%C Row sums = A022097, a Fibonacci-like sequence starting (1, 7, 8, 15, 23, 38, ...).

%F 6*A065941 - 5*A049310 as infinite lower triangular matrices.

%e First few rows of the triangle:

%e   1;

%e   6,  1;

%e   1,  6,  1;

%e   6, -4, 12,  1;

%e   1,  6,  3, 12,  1;

%e   6, -9, 24, -2, 18,  1;

%e   1,  6,  0, 24, 11, 18,  1;

%e   ...

%Y Cf. A065941, A049310, A099097, A131774, A131775, A131776, A131777.

%K tabl,sign

%O 1,2

%A _Gary W. Adamson_, Jul 14 2007