S000408


Diagonal having the first Gaussian integer with n distinct prime factors in the triangle S000404.

0, 2, 4, 10, 30, 90, 330, 1530, 6630, 33150

1

S000408

T. D. Noe, Plot of 10 terms

Eric W. Weinstein, MathWorld: Gaussian Integers

(Mma) Total /@ Partition[{0, 0, 2, 0, 3, 1, 10, 0, 30, 0, 75, 15, 315, 15, 1275, 255, 6630, 0, 29835, 3315}, 2]

Cf. S000407.

nonn,more

T. D. Noe, Dec 12 2014

© Tony D Noe 2014-2015