A131953 A130321 + A059268 - A000012(signed).
1, 4, 2, 4, 5, 4, 10, 5, 7, 8, 16, 11, 7, 11, 16, 34, 17, 13, 11, 19, 32, 64, 35, 19, 17, 19, 35, 64, 130, 65, 37, 23, 25, 35, 67, 128, 256, 131, 67, 41, 31, 41, 67, 131, 256, 514, 257, 133, 71, 49, 47, 73, 131, 259, 512
Offset: 0
Examples
First few rows of the triangle: 1; 4, 2; 4, 5, 4; 10, 5, 7, 8; 16, 11, 7, 11, 16; 34, 17, 13, 11, 19, 32; 64, 35, 19, 17, 19, 35, 64; ...
Comments