A072769 Differences between A071673 and A072768.

0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, -1, 0, 1, 0, 0, 0, 0, 0, 1, 0, -1, 0, -1, 0, 1, 0, 0, 0, 0, 1, 0, -1, 0, 0, 0, -1, 0, 1, 0, 0, 0, 1, 0, -1, 0, 0, 1, 0, 0, -1, 0, 1, 0, 0, 1, 0, -1, 0, 0, 1, 0, 1, 0, 0, -1, 0, 1, 0, 1, 0, -1, 0, 0, 1, 0

Offset: 1

Author

Antti Karttunen, Jun 12 2002

Keywords

• sign
• tabl

Comments

The term a(0) = A071673(0)-A072768(0) = 0-0 = 0 is not explicitly listed here as to get a better looking triangle.

Programs

Scheme

(define (A072769 n) (- (A071673 n) (A072768 n)))