A026704 T(2n,n), T given by A026703.

1, 3, 13, 61, 293, 1421, 6925, 33839, 165621, 811431, 3978065, 19511079, 95723669, 469727963, 2305345429, 11315403365, 55543851357, 272662287413, 1338539083593, 6571272384501, 32260944744493, 158384084362585, 777590799685969

Offset

0,2

Links

Table of n, a(n) for n=0..22.

Crossrefs

Sequence in context: A108143 A101368 A341250 * A046748 A256333 A200215

Adjacent sequences: A026701 A026702 A026703 * A026705 A026706 A026707

Keyword

nonn

Author

Clark Kimberling

Status

approved