A287880 Row sums of triangle in A287879, divided by 2.
1, 3, 7, 25, 61, 219, 547, 1937, 4921, 17203, 44287, 153193, 398581, 1366795, 3587227, 12211873, 32285041, 109226595, 290565367, 977773625, 2615088301, 8758657339, 23535794707, 78500250929, 211822152361, 703877909907, 1906399371247, 6313707508105, 17157594341221, 56650974993259
Offset: 1
Keywords
Crossrefs
Cf. A287879.