Original entry on oeis.org
1, 4, 20, 104, 556, 3032, 16778, 93872, 529684, 3008864, 17184188, 98577712, 567591142, 3278348608, 18986482250, 110217131168, 641125473092, 3736134109936, 21807240851480, 127469052615104, 746057665449076, 4371699398312704, 25644387465768860
Offset: 0
A291084
Irregular triangle read by rows: T(n,m) = number of lattice paths of type {B^H}_R terminating at point (n, m).
Original entry on oeis.org
1, 2, 1, 1, 8, 6, 5, 2, 1, 38, 33, 27, 16, 9, 3, 1, 196, 180, 150, 104, 65, 32, 14, 4, 1, 1052, 990, 845, 635, 430, 251, 130, 55, 20, 5, 1, 5774, 5502, 4797, 3786, 2721, 1752, 1016, 516, 231, 86, 27, 6, 1, 32146, 30863, 27377, 22344, 16793, 11543, 7252, 4117, 2107, 952, 378, 126, 35, 7, 1
Offset: 0
Triangle begins:
1,
2,1,1,
8,6,5,2,1,
38,33,27,16,9,3,1,
196,180,150,104,65,32,14,4,1,
1052,990,845,635,430,251,130,55,20,5,1,
5774,5502,4797,3786,2721,1752,1016,516,231,86,27,6,1,
32146,30863,27377,22344,16793,11543,7252,4117,2107,952,378,126,35,7,1,
...
Showing 1-2 of 2 results.