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

Author

Paul Barry, Oct 30 2006

Keywords

• nonn

Formula

Sums of antidiagonals of a Kolakoski related square array.