0,1

Does a(n) exist for all n? It appears that a(3n) is less than a(3n-1) and a(3n+1) for all n except 2 and 12.

T. D. Noe, Table of n, a(n) for n = 0..2000

a(n) = A103147(n) - n = A155767(n) - 2n.

Sequence in context: A294639 A038026 A051860 * A153488 A275115 A085399

Adjacent sequences: A155763 A155764 A155765 * A155767 A155768 A155769

nonn

T. D. Noe, Jan 27 2009

approved