A089249 Triangular array read by rows illustrating the connection between A000522 and A008292.

1, 3, 4, 6, 16, 11, 10, 40, 55, 26, 15, 80, 165, 156, 57, 21, 140, 385, 546, 399, 120

Offset: 1

Author

Alford Arnold, Dec 11 2003

Keywords

• easy
• nonn
• tabl

Comments

The general case corresponding to other diagonals of A046802 can be derived from A046802(m,n) = Sum C(m-1,n-1) * A008292(m-r,n-1).

Examples

			The fifth row of the array is 15 80 165 156 57 resulting from A089249 (1 4 11 26 57 ) times ( 15 20 15 6 1)
		

Crossrefs

Row sums = the third diagonal of A046802.

Cf. A000522, A008292, A046802, A066810, A089072.