11998830

Appears in sequences

• Square array A(1,k) = A265905(k), A(n>1,k) = A(n-1, k+1) - A(n-1, k); successive differences of A265905 read by descending antidiagonals as A(1,1), A(1,2), A(2,1), A(1,3), A(2,2), A(3,1), ...at n=47A275950
• Transpose of array A275950.at n=52A275951
• First differences of A265906; second differences of A265905.at n=7A275953