A344558 Row sums of A344557.

1, 2, 8, 28, 116, 468, 2004, 8580, 37700, 166612, 746420, 3364964, 15297508, 69924788, 321492948, 1484809668, 6887663748, 32068609428, 149827726068, 702154578468, 3299912205348, 15548337659508, 73433355989268, 347572725355908

Offset

0,2

Comments

Counts generalized Motzkin paths of the type M(n, k, 1/2, 1/2). See A344557 for definitions and programs.

Links

Table of n, a(n) for n=0..23.

Crossrefs

Cf. A344557.

Sequence in context: A151299 A150717 A150718 * A217720 A151300 A150719

Adjacent sequences: A344555 A344556 A344557 * A344559 A344560 A344561

Keyword

nonn

Author

Peter Luschny, May 25 2021

Status

approved