Original entry on oeis.org
1, 2, 8, 38, 196, 1052, 5774, 32146, 180772, 1024256, 5837908, 33433996, 192239854, 1109049320, 6416509142, 37215072638, 216309089956, 1259663964184, 7347943049432, 42926944354480, 251119894730596, 1470830479288432, 8624336421678788, 50620679934081988
Offset: 0
A291085
Irregular triangle read by rows: T(n,m) = number of lattice paths of type B^H terminating at point (n, m).
Original entry on oeis.org
1, 1, 4, 4, 2, 1, 20, 19, 13, 8, 3, 1, 104, 98, 76, 52, 28, 13, 4, 1, 556, 526, 434, 319, 201, 111, 50, 19, 5, 1, 3032, 2887, 2470, 1910, 1316, 811, 436, 205, 80, 26, 6, 1, 16778, 16073, 14085, 11304, 8259, 5489, 3284, 1763, 833, 344, 119, 34, 7, 1, 93872, 90386, 80584, 66514, 50680, 35588, 22912, 13476, 7176, 3437, 1456, 539, 168, 43, 8, 1
Offset: 0
Triangle begins:
1,1,
4,4,2,1,
20,19,13,8,3,1,
104,98,76,52,28,13,4,1,
556,526,434,319,201,111,50,19,5,1,
3032,2887,2470,1910,1316,811,436,205,80,26,6,1,
16778,16073,14085,11304,8259,5489,3284,1763,833,344,119,34,7,1,
93872,90386,80584,66514,50680,35588,22912,13476,7176,3437,1456,539,168,43,8,1,
...
Showing 1-2 of 2 results.