105087domain: NAppears in sequencesNumber of 4 X n 0..1 arrays with diagonals and antidiagonals unimodal and rows nondecreasing.at n=22A223951Odd numbers divisible by 3 which are neither of the form p + 3^m + 1 nor of the form p + 3^m - 1 with p prime.at n=19A282191