A101901 Absolute row sums of triangular matrix A101897, in which column k equals column 0 of A101897^k and where the n-th row sums are zero for n>0.
1, 2, 4, 10, 30, 110, 484, 2514, 15142, 104126, 806772, 6965090, 66374766, 692629618, 7860173564, 96428710490, 1272217776422, 17968286438066, 270569090589308, 4328163151246858, 73311692500174358, 1311041890981700358
Offset: 0