A013626 Triangle of coefficients in expansion of (5+7x)^n.

1, 5, 7, 25, 70, 49, 125, 525, 735, 343, 625, 3500, 7350, 6860, 2401, 3125, 21875, 61250, 85750, 60025, 16807, 15625, 131250, 459375, 857500, 900375, 504210, 117649, 78125, 765625, 3215625, 7503125, 10504375, 8823675, 4117715

Offset

0,2

Links

Table of n, a(n) for n=0..34.

Formula

G.f.: 1 / [1 - x(5+7y)].

Crossrefs

Sequence in context: A100095 A227922 A179782 * A067701 A059240 A324363

Adjacent sequences: A013623 A013624 A013625 * A013627 A013628 A013629

Keyword

tabl,nonn,easy

Author

N. J. A. Sloane.

Status

approved