A277889 After zero, excess of the odd terms in A276573 (the infinite trunk of least squares beanstalk) over the even terms.

0, 1, 0, -1, 0, 1, 0, -1, 0, -1, 0, -1, -2, -1, -2, -3, -2, -1, -2, -1, 0, -1, 0, 1, 0, 1, 0, -1, 0, -1, -2, -1, 0, -1, -2, -1, -2, -1, -2, -1, -2, -3, -2, -1, -2, -1, -2, -3, -2, -3, -4, -3, -2, -3, -2, -1, -2, -1, -2, -3, -4, -3, -4, -3, -2, -3, -2, -1, -2, -1, -2, -1, -2, -3, -2, -1, -2, -1, -2, -1, 0, -1, 0, 1, 2, 1, 0

Offset: 0

Author

Antti Karttunen, Nov 13 2016

Keywords

• sign

Comments

Is a(2358) = 0 the last zero of this sequence? See also comments in A277891.

Links

• Antti Karttunen, Table of n, a(n) for n = 0..41014

Crossrefs

Cf. A002828, A276573, A277890, A277891.

Formula

a(0) = 0; for n >= 1, a(n) = a(n-1) - (-1)^A276573(n).