

A291080


Irregular triangle read by rows: T(n,m) = number of lattice paths of type {A^H}_R terminating at point (n, m).


0



1, 3, 2, 1, 19, 16, 10, 4, 1, 141, 126, 90, 50, 21, 6, 1, 1107, 1016, 784, 504, 266, 112, 36, 8, 1, 8953, 8350, 6765, 4740, 2850, 1452, 615, 210, 55, 10, 1, 73789, 69576, 58278, 43252, 28314, 16236, 8074, 3432, 1221, 352, 78, 12, 1, 616227, 585690, 502593, 388752, 270270, 168168, 93093, 45474, 19383, 7098, 2184, 546, 105, 14, 1
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OFFSET

0,2


LINKS



EXAMPLE

Triangle begins:
1,
3,2,1,
19,16,10,4,1,
141,126,90,50,21,6,1,
1107,1016,784,504,266,112,36,8,1,
8953,8350,6765,4740,2850,1452,615,210,55,10,1,
73789,69576,58278,43252,28314,16236,8074,3432,1221,352,78,12,1,
616227,585690,502593,388752,270270,168168,93093,45474,19383,7098,2184,546,105,14,1,
...


CROSSREFS



KEYWORD

nonn,tabf


AUTHOR



STATUS

approved



