A141614 First differences of A008846.

8, 4, 8, 4, 8, 4, 12, 8, 4, 8, 12, 4, 8, 4, 8, 4, 12, 12, 8, 4, 8, 12, 4, 8, 4, 8, 4, 8, 16, 8, 4, 8, 16, 8, 4, 8, 4, 8, 4, 12, 8, 4, 8, 12, 12, 4, 12, 8, 4, 12, 8, 4, 8, 12, 4, 8, 12, 4, 8, 4, 20, 4, 8, 12, 4, 12, 12, 8, 4, 12, 8, 4, 8, 16, 8, 12, 4, 8, 4, 12, 12, 8, 12, 4, 8, 4, 8, 4, 8, 16, 8, 12, 12, 4, 8, 4, 12, 8, 4, 12

Offset: 1

Author

Paul Curtz, Aug 23 2008

Keywords

• nonn
• easy

Comments

Differences between Hypotenuses of primitive Pythagorean triangles.

Crossrefs

Cf. A082073, A082075.

Formula

a(n)=A008846(n+1)-A008846(n).

Extensions

Offset set to 1 and extended by R. J. Mathar, Sep 07 2009