A109967 First differences of A088670.

0, 1, 0, 1, 1, 1, 1, 2, 1, 2, 2, 1, 3, 2, 2, 2, 3, 1, 3, 2, 2, 2, 1, 2, 1, 2, 0, 2, 0, 1, 0, 2, 0, 0, 2, -1, 2, 0, 2, 0, 3, 0, 3, 2, 0, 4, 1, 3, 1, 4, 0, 4, 1, 4, 2, 0, 4, 0, 4, 0, 4, 0, 4, 0, 5, 2, 0, 6, 0, 5, 1, 6, 0, 7, 1, 7, 4, 0, 8, 1, 7, 1, 8, 0, 8, 1, 8, 4, 0, 9, 0, 8, 0, 9, -1, 9, 0, 10, 4, -1, 11, -1

Offset: 1

Author

Reinhard Zumkeller, Jul 06 2005

Keywords

• sign
• base

Comments

a(n) = A088670(n+1) - A088670(n).

Crossrefs

Cf. A109969.