1,4

Table of n, a(n) for n=1..98.

a(n)=A101264(n-1)+A061357(n). [From R. J. Mathar, Jan 21 2009]

a(n)=A001031(n)-A080339(n).

Cf. A008578, A154720, A154721, A154722, A154723.

Sequence in context: A120254 A263020 A068796 * A207642 A053276 A064065

Adjacent sequences: A154801 A154802 A154803 * A154805 A154806 A154807

nonn

Omar E. Pol, Jan 16 2009

More terms from R. J. Mathar, Jan 21 2009

Edited by Franklin T. Adams-Watters, Jan 31 2009

approved