1349627

Appears in sequences

• a(1) = 1; for n > 1, a(n) = a(n-1) + A153880(a(n-1)).at n=8A265905
• 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=36A275950
• Transpose of array A275950.at n=44A275951