3340800domain: NAppears in sequencesNumber of permutations of 0..n-1 with all sums of 8 adjacent terms unique.at n=9A152693Sum of divisors of Motzkin number A001006(n).at n=17A152981Number of defective (binary) heaps on n elements where nine ancestor-successor pairs do not have the correct order.at n=11A324070