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A291084
Irregular triangle read by rows: T(n,m) = number of lattice paths of type {B^H}_R terminating at point (n, m).
0
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
0,2
EXAMPLE
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,
...
CROSSREFS
First column is A291088.
Sequence in context: A329070 A157785 A021476 * A229922 A051428 A374147
KEYWORD
nonn,tabf
AUTHOR
N. J. A. Sloane, Aug 19 2017
STATUS
approved