A124390 Antidiagonal sums of square array A124389.

1, 2, 3, 4, 7, 12, 23, 46, 97, 212, 481, 1124, 2705, 6682, 16919, 43840, 116087, 313764, 864683, 2427306, 6934769, 20148124, 59486997, 178364624, 542790609, 1675526482, 5243746235, 16630136364, 53422028679, 173754047228

Offset

0,2

Links

Table of n, a(n) for n=0..29.

Formula

Sums of antidiagonals of a Kolakoski related square array.

Crossrefs

Sequence in context: A103963 A006706 A194079 * A215981 A107031 A207573

Adjacent sequences: A124387 A124388 A124389 * A124391 A124392 A124393

Keyword

nonn

Author

Paul Barry, Oct 30 2006

Status

approved