A107616 Triangle read by rows, generated from arithmetic sequences.

1, 1, 2, 1, 3, 4, 1, 4, 9, 8, 1, 5, 16, 27, 15, 1, 6, 25, 64, 77, 26, 1, 7, 36, 125, 247, 207, 42, 1, 8, 49, 216, 609, 916, 529, 64

Offset: 1

Author

Gary W. Adamson, May 17 2005

Keywords

• nonn
• tabl

Examples

			Row 4 of A077028 is [1, 3, 3, 1] which becomes f(x): x^3 + 3x^2 + 3x + 1. Given x = 1,2,3...; f(x) generates 8, 27, 64, 125, ... (4th offset column of A107616).
First few rows of the triangle are:
  1;
  1, 2;
  1, 3, 4;
  1, 4, 9, 8;
  1, 5, 16, 27, 15;
  1, 6, 25, 64, 77, 26;
  ...
		

Crossrefs

Cf. A077028.

Formula

Row terms of A077028 are considered as coefficients to generating functions such that n-th row of A077028 becomes the generator for n-th column of A107616.