A167618 Convolution of A010054 with A052343.

1, 2, 2, 3, 3, 2, 4, 5, 2, 4, 5, 3, 6, 5, 3, 4, 8, 5, 4, 6, 2, 9, 8, 4, 6, 6, 5, 7, 8, 3, 8, 11, 6, 4, 8, 5, 7, 12, 5, 9, 7, 5, 10, 8, 6, 8, 12, 5, 9, 12, 3, 10, 14, 3, 6, 8, 10, 14, 11, 8, 6, 14, 5, 7, 9, 8, 15, 14, 5, 6, 14, 8, 13, 11, 6, 9, 15, 8, 8, 15, 5, 12, 17, 6, 15, 8, 8, 16, 9, 6, 7, 19, 8, 15

Offset

0,2

Comments

a(n) = SUM(A010054(k)*A052343(n-k): 0<=k<=n);

A002636(n) <= a(n).

Links

Table of n, a(n) for n=0..93.

Crossrefs

Sequence in context: A327487 A105496 A339575 * A211707 A303363 A045796

Adjacent sequences: A167615 A167616 A167617 * A167619 A167620 A167621

Keyword

nonn

Author

Reinhard Zumkeller, Nov 07 2009

Status

approved